Update gradle, loom and shadow

Update to 1.21.11

Update shared buildscript

Depend on `voicechat_api`

Update to 1.21.10

Update to Gradle 9 and Loom 1.14

Update Simple Voice Chat to 2.6.0

Update to 1.21.8

Update loom

Update to 1.21.7

Update shadow and shared buildscript

Update to 1.21.5

Update gradle wrapper

Update shared buildscript

Update loom