Ensure we're using prod pacman endpoint (#162)

FunctionalTests/VR/CrossPlatform/Packages/manifest.json

@@ -2,10 +2,8 @@
   "dependencies": {
     "com.unity.2d.sprite": "1.0.0",
     "com.unity.collab-proxy": "1.2.16",
-    "com.unity.ide.visualstudio": "1.0.7",
-    "com.unity.ide.vscode": "1.0.6",
-    "com.unity.package-manager-ui": "2.2.0",
-    "com.unity.test-framework": "1.0.18",
+    "com.unity.ide.vscode": "1.1.2",
+    "com.unity.test-framework": "1.1.3",
     "com.unity.xr.legacyinputhelpers": "2.0.2",
     "com.unity.modules.ai": "1.0.0",
     "com.unity.modules.androidjni": "1.0.0",
@@ -38,6 +36,5 @@
     "com.unity.modules.vr": "1.0.0",
     "com.unity.modules.wind": "1.0.0",
     "com.unity.modules.xr": "1.0.0"
-  },
-  "registry": "https://artifactory.prd.cds.internal.unity3d.com/artifactory/api/npm/upm-candidates"
+  }
 }

FunctionalTests/VR/CrossPlatformSmokeTest/Packages/manifest.json

@@ -40,6 +40,5 @@
     "com.unity.modules.vr": "1.0.0",
     "com.unity.modules.wind": "1.0.0",
     "com.unity.modules.xr": "1.0.0"
-  },
-  "registry": "https://staging-packages.unity.com"
+  }
 }