minor #31950 [OptionsResolver] fix adding $triggerDeprecation to Options::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
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[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
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adc7e6ab7c [OptionsResolver] fix adding $triggerDeprecation to Options::offsetGet()

src/Symfony/Component/OptionsResolver/Options.php

@@ -16,8 +16,6 @@ namespace Symfony\Component\OptionsResolver;
  *
  * @author Bernhard Schussek <bschussek@gmail.com>
  * @author Tobias Schultze <http://tobion.de>
- *
- * @method mixed offsetGet(string $option, bool $triggerDeprecation = true)
  */
 interface Options extends \ArrayAccess, \Countable
 {