support feature flags (#65)

---------

Co-authored-by: Avani Gupta <avanigupta@users.noreply.github.com>

Author: Eskibear

package-lock.json

@@ -55,7 +55,7 @@
     "uuid": "^9.0.1"
   },
   "dependencies": {
-    "@azure/app-configuration": "^1.6.0",
+    "@azure/app-configuration": "^1.6.1",
     "@azure/identity": "^4.2.1",
     "@azure/keyvault-secrets": "^4.7.0"
   }

package.json

@@ -10,7 +10,7 @@ export type AzureAppConfiguration = {
     refresh(): Promise<void>;
 
     /**
-     * API to register callback listeners, which will be called only when a refresh operation successfully updates key-values.
+     * API to register callback listeners, which will be called only when a refresh operation successfully updates key-values or feature flags.
      *
      * @param listener - Callback function to be registered.
      * @param thisArg - Optional. Value to use as `this` when executing callback.