#### AI description  (iteration 1)#### PR ClassificationCode cleanup and dependency updates.#### PR SummaryThis pull request merges updates from `release/9.0` into `internal/release/9.0`, primarily focusing on updating dependencies and configuration files.- Updated versions and SHAs for `Microsoft.DotNet.Arcade.Sdk`, `Microsoft.DotNet.Build.Tasks.Templating`, and `Microsoft.DotNet.Helix.Sdk` in `/eng/Version.Details.xml`, `/global.json`, and `/eng/Versions.props`.- Updated package versions in `/eng/common/core-templates/job/source-index-stage1.yml`.- Added `buildArguments` parameter in `/eng/common/core-templates/job/source-build.yml` and `/eng/common/core-templates/steps/source-build.yml`.- Removed a package source from `/NuGet.config`.<!-- GitOpsUserAgent=GitOps.Apps.Server.pullrequestcopilot -->

…otnet-runtime build 20250516.5Microsoft.Extensions.Caching.Memory , Microsoft.Extensions.Configuration , Microsoft.Extensions.Configuration.Abstractions , Microsoft.Extensions.Configuration.EnvironmentVariables , Microsoft.Extensions.Configuration.Json , Microsoft.Extensions.DependencyInjection , Microsoft.Extensions.DependencyModel , Microsoft.Extensions.HostFactoryResolver.Sources , Microsoft.Extensions.Logging , Microsoft.NETCore.App.Ref , Microsoft.NETCore.App.Runtime.win-x64 , Microsoft.NETCore.BrowserDebugHost.Transport , System.Formats.Asn1 , System.Text.Encodings.Web , System.Text.Json From Version 9.0.5 -> To Version 9.0.6

…ng/internal/dotnet-runtimeThis pull request updates the following dependencies[marker]: <> (Begin:9dd82232-9947-4c91-873c-a50d5007af96)## Fromhttps://dev.azure.com/dnceng/internal/_git/dotnet-runtime- **Subscription**: [9dd82232-9947-4c91-873c-a50d5007af96](https://maestro.dot.net/subscriptions?search=9dd82232-9947-4c91-873c-a50d5007af96)- **Build**: [20250516.5](https://dev.azure.com/dnceng/internal/_build/results?buildId=2710543)- **Date Produced**: May 16, 2025 2:10:15 PM UTC- **Commit**: [ee65eb43cd4028e5ec18877f3d9c997faf4671f0](https://dev.azure.com/dnceng/internal/_git/dotnet-runtime?_a=history&version=GCee65eb43cd4028e5ec18877f3d9c997faf4671f0)- **Branch**: refs/heads/internal/release/9.0[DependencyUpdate]: <> (Begin)- **Updates**:  - **Microsoft.Extensions.Caching.Memory**: [from 9.0.5 to 9.0.6][1]  - **Microsoft.Extensions.Configuration**: [from 9.0.5 to 9.0.6][1]  - **Microsoft.Extensions.Configuration.Abstractions**: [from 9.0.5 to 9.0.6][1]  - **Microsoft.Extensions.Configuration.EnvironmentVariables**: [from 9.0.5 to 9.0.6][1]  - **Microsoft.Extensions.Configuration.Json**: [from 9.0.5 to 9.0.6][1]  - **Microsoft.Extensions.DependencyInjection**: [from 9.0.5 to 9.0.6][1]  - **Microsoft.Extensions.DependencyModel**: [from 9.0.5 to 9.0.6][1]  - **Microsoft.Extensions.HostFactoryResolver.Sources**: [from 9.0.5-servicing.25215.9 to 9.0.6-servicing.25266.5][1]  - **Microsoft.Extensions.Logging**: [from 9.0.5 to 9.0.6][1]  - **Microsoft.NETCore.App.Ref**: [from 9.0.5 to 9.0.6][1]  - **Microsoft.NETCore.App.Runtime.win-x64**: [from 9.0.5 to 9.0.6][1]  - **Microsoft.NETCore.BrowserDebugHost.Transport**: [from 9.0.5-servicing.25215.9 to 9.0.6-servicing.25266.5][1]  - **System.Formats.Asn1**: [from 9.0.5 to 9.0.6][1]  - **System.Text.Encodings.Web**: [from 9.0.5 to 9.0.6][1]  - **System.Text.Json**: [from 9.0.5 to 9.0.6][1][1]:https://dev.azure.com/dnceng/internal/_git/dotnet-runtime/branches?baseVersion=GCe36e4d1a8f8dfb08d7e3a6041459c9791d732c01&targetVersion=GCee65eb43cd4028e5ec18877f3d9c997faf4671f0&_a=files[DependencyUpdate]: <> (End)[marker]: <> (End:9dd82232-9947-4c91-873c-a50d5007af96)

…otnet-runtime build 20250516.13Microsoft.Extensions.Caching.Memory , Microsoft.Extensions.Configuration , Microsoft.Extensions.Configuration.Abstractions , Microsoft.Extensions.Configuration.EnvironmentVariables , Microsoft.Extensions.Configuration.Json , Microsoft.Extensions.DependencyInjection , Microsoft.Extensions.DependencyModel , Microsoft.Extensions.HostFactoryResolver.Sources , Microsoft.Extensions.Logging , Microsoft.NETCore.App.Ref , Microsoft.NETCore.App.Runtime.win-x64 , Microsoft.NETCore.BrowserDebugHost.Transport , System.Formats.Asn1 , System.Text.Encodings.Web , System.Text.Json From Version 9.0.6 -> To Version 9.0.6

…ng/internal/dotnet-runtimeThis pull request updates the following dependencies[marker]: <> (Begin:9dd82232-9947-4c91-873c-a50d5007af96)## Fromhttps://dev.azure.com/dnceng/internal/_git/dotnet-runtime- **Subscription**: [9dd82232-9947-4c91-873c-a50d5007af96](https://maestro.dot.net/subscriptions?search=9dd82232-9947-4c91-873c-a50d5007af96)- **Build**: [20250516.13](https://dev.azure.com/dnceng/internal/_build/results?buildId=2710918)- **Date Produced**: May 16, 2025 10:54:51 PM UTC- **Commit**: [3875b54e7b10b10606b105340199946d0b877754](https://dev.azure.com/dnceng/internal/_git/dotnet-runtime?_a=history&version=GC3875b54e7b10b10606b105340199946d0b877754)- **Branch**: refs/heads/internal/release/9.0[DependencyUpdate]: <> (Begin)- **Updates**:  - **Microsoft.Extensions.Caching.Memory**: [from 9.0.6 to 9.0.6][1]  - **Microsoft.Extensions.Configuration**: [from 9.0.6 to 9.0.6][1]  - **Microsoft.Extensions.Configuration.Abstractions**: [from 9.0.6 to 9.0.6][1]  - **Microsoft.Extensions.Configuration.EnvironmentVariables**: [from 9.0.6 to 9.0.6][1]  - **Microsoft.Extensions.Configuration.Json**: [from 9.0.6 to 9.0.6][1]  - **Microsoft.Extensions.DependencyInjection**: [from 9.0.6 to 9.0.6][1]  - **Microsoft.Extensions.DependencyModel**: [from 9.0.6 to 9.0.6][1]  - **Microsoft.Extensions.HostFactoryResolver.Sources**: [from 9.0.6-servicing.25266.5 to 9.0.6-servicing.25266.13][1]  - **Microsoft.Extensions.Logging**: [from 9.0.6 to 9.0.6][1]  - **Microsoft.NETCore.App.Ref**: [from 9.0.6 to 9.0.6][1]  - **Microsoft.NETCore.App.Runtime.win-x64**: [from 9.0.6 to 9.0.6][1]  - **Microsoft.NETCore.BrowserDebugHost.Transport**: [from 9.0.6-servicing.25266.5 to 9.0.6-servicing.25266.13][1]  - **System.Formats.Asn1**: [from 9.0.6 to 9.0.6][1]  - **System.Text.Encodings.Web**: [from 9.0.6 to 9.0.6][1]  - **System.Text.Json**: [from 9.0.6 to 9.0.6][1][1]:https://dev.azure.com/dnceng/internal/_git/dotnet-runtime/branches?baseVersion=GCee65eb43cd4028e5ec18877f3d9c997faf4671f0&targetVersion=GC3875b54e7b10b10606b105340199946d0b877754&_a=files[DependencyUpdate]: <> (End)[marker]: <> (End:9dd82232-9947-4c91-873c-a50d5007af96)

…-merge-9.0-2025-06-10-1324