Remove VPM base

package.json

@@ -8,7 +8,6 @@
         "url": "https://av2x.dev/"
     },
     "documentationUrl": "https://gogs.av2x.dev/av2x/VRC-AMUS/src/master/Documentation",
-    "vpmDependencies": {"com.vrchat.base": "^3.5.0"},
     "legacyFolders": {"Assets\\_AMUS": ""},
     "legacyFiles": {},
     "hideInEditor": false,