Update urls in gradle.properties

gradle.properties

@@ -2,7 +2,7 @@
 org.gradle.jvmargs=-Xmx1G
 
 # Fabric Properties
-	# check these on https://fabricmc.net/use
+	# check these on https://modmuss50.me/fabric.html
 	minecraft_version=1.16.1
 	yarn_mappings=1.16.1+build.1
 	loader_version=0.8.8+build.202
@@ -13,5 +13,5 @@ org.gradle.jvmargs=-Xmx1G
 	archives_base_name = fabric-example-mod
 
 # Dependencies
-	# currently not on the main fabric site, check on the maven: https://maven.fabricmc.net/net/fabricmc/fabric-api/fabric-api
+	# check this on https://modmuss50.me/fabric.html
 	fabric_version=0.13.1+build.370-1.16