…s used (yceruto)This PR was merged into the 4.2-dev branch.Discussion----------[OptionsResolver] Trigger deprecation only if the option is used| Q             | A| ------------- | ---| Branch?       | master| Bug fix?      | no| New feature?  | no| BC breaks?    | no| Deprecations? | no| Tests pass?   | yes| Fixed tickets |#28848| License       | MIT| Doc PR        |symfony/symfony-docs#10496It's true that showing a deprecation message when the option is not used is a bit annoying and it would be heavy to get rid of it.Now, a deprecated option is triggered only when it's provided by the user or each time is being called from a lazy evaluation (except for deprecations based on the value, they're triggered only when provided by the user).Commits-------1af23c9 [OptionsResolver] Trigger deprecation only if the option is used

This PR was merged into the 4.2-dev branch.Discussion----------[Form] Deprecate TimezoneType regions option| Q             | A| ------------- | ---| Branch?       | master| Bug fix?      | no| New feature?  | yes| BC breaks?    | no     <!-- seehttps://symfony.com/bc -->| Deprecations? | yes| Tests pass?   | yes    <!-- please add some, will be required by reviewers -->| Fixed tickets |#28848| License       | MIT| Doc PR        | symfony/symfony-docs#... <!-- required for new features -->I know i've added this option myself in 4.1, but given my recent development for#28624 i realized it's an opinionated feaure, which can/should be solved on user-side (`choice_filter/choice_loader` and/or `group_by`).- blocks translations as we dont have them (see#28831)- blocks possibility of switching to Intl zones which doesnt really have this filter feature (see#28836)~While at it, i solved a few issues with `OptionsResolver` that is able to deprecate options as of 4.2 also.~ Fixed in#28878- when resolved trigger the deprecation- allow to opt-out from triggering the deprecation- dont trigger deprecation for default values (only given ones)Commits-------5cb532d [Form] Deprecate TimezoneType regions option

…on (yceruto)This PR was merged into the master branch.Discussion----------[OptionsResolver] Add some notes about trigger deprecationUpdates according tosymfony/symfony#28878Commits-------bb4861b Add some notes about trigger deprecation

…ons::offsetGet() (nicolas-grekas)This PR was submitted for the 4.3 branch but it was merged into the 4.2 branch instead (closes#31950).Discussion----------[OptionsResolver] fix adding $triggerDeprecation to Options::offsetGet()| Q             | A| ------------- | ---| Branch?       | 4.3| Bug fix?      | no| New feature?  | no| BC breaks?    | no| Deprecations? | no| Tests pass?   | yes| Fixed tickets | -| License       | MIT| Doc PR        | -This has been added by@yceruto in#28878 but it doesn't make sense to me: the interface has no concept if deprecation (`OptionsResolver` has!)Commits-------adc7e6a [OptionsResolver] fix adding $triggerDeprecation to Options::offsetGet()

…ruto)This PR was squashed before being merged into the 4.2 branch (closes#11704).Discussion----------[OptionsResolver] Add note about deprecated optionsMissing piece related tosymfony/symfony#28878Commits-------aaac426 [OptionsResolver] Add note about deprecated options