PR Summary

UseCorrectCasing: Fix command lookups using wildcards, e.g. ? would've wrongly returned ForEach-Object and do not append .exe to binaries on Windows

• FixesAlias "?" is changed to "%" by Invoke-Formatter #1209
• Fixes some symptoms ofCmdlet aliases are expanded automatically when formatting document vscode-powershell#1842 (but the generic alias expansion)
• FixesHow to prevent code formatting "findstr--->findstr.exe" vscode-powershell#1849

PR Checklist

• PR has a meaningful title
  • Use the present tense and imperative mood when describing your changes
• Summarized changes
• Change is not breaking
• Make sure all.cs,.ps1 and.psm1 files have the correct copyright header
• Make sure you've added a new test if existing tests do not effectively test the code changed and/or updated documentation
• This PR is ready to merge and is notWork in Progress.
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