chore: update example & upgrade react-native to v0.69.3.

example/ios/Podfile

@@ -1,15 +1,26 @@
 require_relative '../node_modules/react-native/scripts/react_native_pods'
 require_relative '../node_modules/@react-native-community/cli-platform-ios/native_modules'
 
-platform :ios, '10.0'
+platform :ios, '12.4'
+install! 'cocoapods', :deterministic_uuids => false
+
+production = ENV["PRODUCTION"] == "1"
 
 target 'example' do
   config = use_native_modules!
 
+  # Flags change depending on the env values.
+  flags = get_default_flags()
+
   use_react_native!(
     :path => config[:reactNativePath],
     # to enable hermes on iOS, change `false` to `true` and then install pods
-    :hermes_enabled => false
+    :production => production,
+    :hermes_enabled => flags[:hermes_enabled],
+    :fabric_enabled => flags[:fabric_enabled],
+    :flipper_configuration => FlipperConfiguration.enabled,
+    # An absolute path to your application root.
+    :app_path => "#{Pod::Config.instance.installation_root}/.."
   )
 
   target 'exampleTests' do
@@ -17,12 +28,8 @@ target 'example' do
     # Pods for testing
   end
 
-  # Enables Flipper.
-  #
-  # Note that if you have use_frameworks! enabled, Flipper will not work and
-  # you should disable the next line.
-  use_flipper!()
   post_install do |installer|
     react_native_post_install(installer)
+    __apply_Xcode_12_5_M1_post_install_workaround(installer)
   end
-end
+end