Potion Manager

Update for 1.21.11!
New Effect: Breath of the Nautilus - 1.21.11

New:

• /potion clear usable
  • Will only clear potions that player is granted permission to use, will skip any other active effects on self or others
  • New permission potionmanager.self.clearusable

Changes:

• /potion clear all now requires permission potionmanager.self.clearall and potionmanager.other.clearall respectively

Fixes:

• Missing parse notifying player potion effect exists
• Incorrect capitalization for message identifier
  • (messages.yaml version bump to 3)