Kappa

This is a bugfix for Kappa:

• Fix the game crashing on 21w37a when the cape is loaded

This version was compiled against 21w37a for Java 16 and has been tested to work successfully with:

• 1.18 Snapshots: 21w37a, 21w38a, 21w39a, 21w40a, 21w41a, 21w42a, 21w43a, 21w44a
• 1.18 Pre-releases and Release Candidates: 1.18-pre1, 1.18-pre2, 1.18-pre3, 1.18-pre4, 1.18-pre5, 1.18-pre6, 1.18-pre7, 1.18-pre8, 1.18-rc1, 1.18-rc2, 1.18-rc3, 1.18-rc4
• 1.18
• 1.18.1 Pre-releases and Release Candidates: 1.18.1-pre1, 1.18.1-rc1, 1.18.1-rc2, 1.18.1-rc3
• 1.18.1