message: ledger: update CHANGELOG.md
diff: -:tada: 3.3 :tada:
  +3.3.1
  +===============
  +- [Feature] You can now hide the RT/Like indicator on top of tweets
  +- [Bugfix] BTD was trying to find thumbnails on Twitch chat links, I made the regex stricter so this should not happen anymore
  +- [Bugfix] Instagram multi-video/multi-pictures posts were not correctly handled, it's now working fine
  +- Other minor bugfixes
  +
  +3.3
  ===============
  - [Feature] Rejoice, the day finally came, GIFs can be viewed in fullscreen! :boom:
  - [Feature] Party hard, you can download GIFs from the fullscreen preview in one-click! :tada:
  