update gradle.properties to 1.21

bump version [rev]

gradle.properties

@@ -2,17 +2,17 @@
 org.gradle.jvmargs=-Xmx10G
 
 # Mod Properties
-mod_version=1.2.2
+mod_version=1.2.3
 maven_group=io.github.adamraichu
 archives_base_name=suppressopengl1280
 mod_loader=fabric
 
-minecraft_version=1.20.1
-yarn_mappings=1.20.1+build.10
-loader_version=0.14.22
+minecraft_version=1.21.1
+yarn_mappings=1.21.1+build.1
+loader_version=0.15.11
 
-#Fabric api
-fabric_version=0.87.0+1.20.1
+# Fabric API
+fabric_version=0.102.0+1.21.1
 
-cloth_version=11.1.106
-modmenu_version=7.2.1
+cloth_version=15.0.128
+modmenu_version=11.0.1