recording: react native has window attached but needs view ready callback

[marandaneto]

:bulb: Motivation and Context

follow up https://github.com/PostHog/posthog-android/pull/179 #skip-changelog the window is already attached but we don't have the callback yet so we need to allow this

:green_heart: How did you test it?

:pencil: Checklist

• [X] I reviewed the submitted code.
• [ ] I added tests to verify the changes.
• [ ] I updated the docs if needed.
• [X] No breaking change or entry added to the changelog.