Add remaining prop examples for the Image component (#30554)

Summary:
Adds missing prop examples for the Image component in rn-tester.

## Changelog
[Internal] [Added] New examples for LoadingIndicatorSource, Accessibility, AccessibilityLabel, fadeDuration, onLayout, onPartialLoad, accessibilityLabel, etc.

Pull Request resolved: https://github.com/facebook/react-native/pull/30554

Test Plan:
- [x] Build rn-tester and verify that it runs
- [x] Interact with each component
- [x] Verify that the examples function as intended

Reviewed By: shergin

Differential Revision: D25680504

Pulled By: rickhanlonii

fbshipit-source-id: bf797c92f8d0b4e66cdede2e32445ea4941b19fe