Update fabric.mod.json

Author: Mrbysco

fabric/src/main/resources/fabric.mod.json

@@ -15,7 +15,7 @@
   "license": "MIT",
   "environment": "*",
   "entrypoints": {
-    "main": [
+    "server": [
       "com.mrbysco.dailydadserver.DailyDadFabric"
     ],
     "modmenu": [
@@ -32,4 +32,4 @@
     "fabric-api": "*",
     "cloth-config": ">=15"
   }
-}
+}