Updated BadOptimizations to 2.3.1 (1.21.3)

Version 2.3.1:

• Fix crashing when installed on a server
• Port to 1.21.9

Updated Chat Heads to 0.14.0 (1.21.3)

• add "Auto-detect Name Aliases" feature, which detects responses to /realname commands on EssentialsX servers and automatically adds aliases for it (on by default)
• [1.21.6+] fix "Missing Cloth Config" screen text being invisible

0.13.22

• respect "Player Customization" - If you take your hat off, it won't show in chat either

0.13.21

• add option to render shadow below chat heads (on by default)
• render upside down players upside down

Updated Fabric Language Kotlin to 1.13.6+kotlin.2.2.20 (1.21.3)

• Bump version (modmuss)
• Update versions (#172) (github-actions[bot], github-actions)
• Update readme (github-actions)

Updated ImmediatelyFast to 1.7.2 (1.21.3)

• Fixed crash when rendering outlined entities with a certain combination of mods.

Updated My Totem Doll to v2.2.3 (1.21.3)

• Fixed the "Holding Player" option in some cases