[Clang] Add entry in features.json for clang's new resource directory path in D125860

rdar://109486794

Author: usama54321

clang/tools/driver/features.json

@@ -25,6 +25,9 @@
         "BRIDGEOS_DEPLOYMENT_TARGET",
         "DRIVERKIT_DEPLOYMENT_TARGET"
       ]
+    },
+    {
+      "name": "resource-dir-uses-major-version-only"
     }
   ]
 }