Fix typo

Simple edit to fix a typo
More PHPCS fixes from content versioning
Merge pull request #1899 from brianteeman/patch-15

Fix typo
[#31800] Add Joomla Ajax Interface to core (Fix #1778)
Add new components to updateManifestCaches() method
Merge pull request #1903 from wilsonge/phpcs2

More PHPCS fixes from content versioning