Update dependency net.fabricmc:fabric-loader to v0.16.12

Author: litetex-renovate

gradle.properties

@@ -2,7 +2,7 @@
 org.gradle.jvmargs=-Xmx2G
 # Fabric Properties
 yarn_mappings=1.21.5+build.1
-loader_version=0.16.10
+loader_version=0.16.12
 # Mod Properties
 mod_version=1.0.5-SNAPSHOT
 maven_group=net.litetex.mcm