fix auth dev dir

Author: ncooke3

.github/workflows/authentication.yml

@@ -42,7 +42,7 @@ jobs:
       DEVICE: iPhone 16
       TEST: false
       SCHEME: AuthenticationExample
-      DEVELOPER_DIR: /Applications/Xcode_16.1.app/Contents/Developer
+      DEVELOPER_DIR: /Applications/Xcode_16.4.app/Contents/Developer
     steps:
       - name: Checkout
         uses: actions/checkout@master