Patch on Feb 04 is related to updating composer dependencies. Patches before that are just updating dependencies and L10n-bot translation updates.
Last patch which isn't like it is patch by Jay Prakash for https://phabricator.wikimedia.org/T189301.
Best regards,
Zoran Dori volunteer, Wikimedia Serbia s: zoranzoki21.github.io e: zorandori4444@gmail.com