fix: require description

Author: Sam

metadata.schema.json

@@ -4,6 +4,7 @@
     "required": [
         "id",
         "name",
+        "description",
         "addresses",
         "primaryAddress",
         "minecraftVersions",
@@ -346,4 +347,4 @@
             }
         }
     }
-}
+}