Upgraded Mobs

Update version to 1.20.3 1.20.4

Added changelog file inside datapack/mod archive

Adds breeze to increased follow range list (speed will remain unchanged for now)

Fixed critical issue with pack.mcmeta and datapack directory that prevented the 1.20.2 overlay from actually being applied... if you experienced evokers in 1.20.2 that had infinite regen and couldn't die, this is why