minor symfony#60932 Fix typos in documentation and code comments (OskarStark)

This PR was merged into the 7.4 branch.

Discussion
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Fix typos in documentation and code comments

| Q             | A
| ------------- | ---
| Branch?       | 7.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Issues        | --
| License       | MIT

Found by `@claude` AI

Commits
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fd012d1 Fix typos in documentation and code comments

Author: nicolas-grekas