minor #26545 [DomCrawler] Fix the PHPDoc of ChoiceFormField::setValue (dunglas)

This PR was merged into the 2.7 branch.

Discussion
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[DomCrawler] Fix the PHPDoc of ChoiceFormField::setValue

| Q             | A
| ------------- | ---
| Branch?       | 2.7
| Bug fix?      | no
| New feature?  |no <!-- don't forget to update src/**/CHANGELOG.md files -->
| BC breaks?    | no     <!-- see https://symfony.com/bc -->
| Deprecations? |no <!-- don't forget to update UPGRADE-*.md files -->
| Tests pass?   | yes    <!-- please add some, will be required by reviewers -->
| Fixed tickets | n/a
| License       | MIT
| Doc PR        |n/a

Commits
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0c62f65 [DomCrawler] Fix the PHPDoc of ChoiceFormField::setValue

Author: nicolas-grekas

Field/ChoiceFormField.php

@@ -113,7 +113,7 @@ public function untick()
     /**
      * Sets the value of the field.
      *
-     * @param string $value The value of the field
+     * @param string|array $value The value of the field
      *
      * @throws \InvalidArgumentException When value type provided is not correct
      */