Gallery on Fabric

[Yajur-Grover]

This issue tracks the current progress towards publishing a fully-fleshed Fabric version of Gallery, providing all the features present on the current version of Gallery.

### Tasks
- [x] microsoft/react-native-gallery#387
- [x] microsoft/react-native-windows#12664
- [ ] On the Switch example page, the color does not change when closing a simple switch
- [ ] Padding between placeholder text and border of TextInput is much lower on the Fabric app compared to Paper
- [ ] Add a Hyperlink component as old RNX Hyperlink component no longer in use
- [ ] On the Image example page, some of the images appear to be slightly distorted compared to the current application
- [x] microsoft/react-native-gallery#386
- [x] microsoft/react-native-gallery#388
- [ ] microsoft/react-native-gallery#389
- [ ] No Settings page on Fabric app version
- [ ] microsoft/react-native-windows#12716
- [ ] microsoft/react-native-gallery#393
- [ ] microsoft/react-native-windows#12717
- [ ] microsoft/react-native-gallery#396
- [ ] microsoft/react-native-windows#12763 
- [ ] https://github.com/microsoft/react-native-gallery/issues/442