build: Updating mediawiki/mediawiki-codesniffer to 29.0.0
build: Updating mediawiki/mediawiki-codesniffer to 29.0.0

Change-Id: I2454114d6d06f65753dff7a0b3562a9c132a3ff9

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