fix(visionos): declare support for 0.74

[tido64]

Description

Declare support for @callstack/react-native-visionos 0.74

Platforms affected

• Android
• iOS
• macOS
• visionOS
• Windows

Test plan

npm run set-react-version 0.74
yarn remove react-native-macos --all
cd example
pod install --project-directory=visionos
yarn visionos

# In a separate terminal
yarn start

Screenshots

[kelset]

I was able to test it locally and it all works, minus the --no-packager option, which is currently broken across the board for run-visionos.

A fix is coming up (callstack/react-native-visionos#134) but in the meantime I just removed it from the package.json script.

Screnshot: