Set homepage URL to the GitHub repo

Author: Ryhon0

src/main/resources/fabric.mod.json

@@ -9,7 +9,7 @@
     "Ryhon"
   ],
   "contact": {
-    "homepage": "https://ryhon.ga/",
+    "homepage": "https://github.com/Ryhon0/quickskin",
     "sources": "https://github.com/Ryhon0/quickskin"
   },