feat: enable hermes

Author: okwasniewski

packages/react-native/sdks/hermes-engine/hermes-engine.podspec

@@ -13,7 +13,8 @@ package = JSON.parse(File.read(File.join(react_native_path, "package.json")))
 version = package['version']
 
 # Temporaily build from source until visionOS supports prebuilt binaries
-source_type = HermesEngineSourceType::BUILD_FROM_GITHUB_TAG # hermes_source_type(version, react_native_path)
+source_type = HermesEngineSourceType::BUILD_FROM_GITHUB_COMMIT # hermes_source_type(version, react_native_path)
+ENV['HERMES_COMMIT'] = "7701f77717171a5a778c2c7657b78ab77c637ead"
 source = podspec_source(source_type, version, react_native_path)
 
 Pod::Spec.new do |spec|

packages/react-native/template/visionos/Podfile

@@ -20,8 +20,6 @@ target 'HelloWorld' do
 
   use_react_native!(
     :path => config[:reactNativePath],
-    # Hermes is disabled for visionOS, until it's officially supported. If you want to run Hermes anyway, check this issue: https://github.com/callstack/react-native-visionos/issues/128
-    :hermes_enabled => false,
     # An absolute path to your application root.
     :app_path => "#{Pod::Config.instance.installation_root}/.."
   )