set correct version in UMM json files (#132)

Author: t0stiman

RuntimeUnityEditor.UMM/Info.json

@@ -2,7 +2,7 @@
   "Id": "RuntimeUnityEditor",
   "DisplayName": "Runtime Unity Editor",
   "Author": "Vanguard, ManlyMarco",
-  "Version": "0.0.0.0",
+  "Version": "6.3.1",
   "ManagerVersion": "0.27.2",
   "AssemblyName": "RuntimeUnityEditor.UMM.dll",
   "EntryMethod": "RuntimeUnityEditor.UMM.RuntimeUnityEditorUMM.Load",

RuntimeUnityEditor.UMM/Repository.json

@@ -2,8 +2,8 @@
   "Releases": [
     {
       "Id": "RuntimeUnityEditor",
-      "Version": "5.0.0",
-      "DownloadUrl": "https://github.com/ManlyMarco/RuntimeUnityEditor/releases/download/v5.0/RuntimeUnityEditor_UMM_v5.0.zip"
+      "Version": "6.3.1",
+      "DownloadUrl": "https://github.com/ManlyMarco/RuntimeUnityEditor/releases/download/v6.3.1/RuntimeUnityEditor.UMM_v6.3.1.zip"
     }
   ]
 }