build: Updating mediawiki/mediawiki-codesniffer to 31.0.0
build: Updating mediawiki/mediawiki-codesniffer to 31.0.0

Additional changes:
* Replaced "jakub-onderka" packages with "php-parallel-lint".

Change-Id: I9d6c0681aebcc770ac9d78e0986a5398b9101f6e

wikimedia/mediawiki-extensions-SpellingDictionary,wikimedia/mediawiki-extensions-SpellingDictionary