Upgrade yarn

gradle.properties

@@ -8,9 +8,8 @@ org.gradle.configuration-cache=false
 # Fabric Properties
 # check these on https://fabricmc.net/develop
 minecraft_version=26.2
-yarn_mappings=26.2+build.1
-loader_version=0.17.3
-loom_version=1.11-SNAPSHOT
+loader_version=0.19.3
+loom_version=1.17-SNAPSHOT
 
 # Mod Properties
 mod_version=1.0.0
@@ -18,4 +17,4 @@ maven_group=com.dynamitos
 archives_base_name=copper-farmers
 
 # Dependencies
-fabric_version=0.136.0+26.2
+fabric_version=0.155.2+26.2