* Clean up strings and icons
* fix incorrect usages of label_more
* restore strings and reduce usage of android.R
* removing icon desc of FABs anyway as app's not for visual impaired users
* Move a few Dialogs to Compose
- Separating dialogs that are not needed in the PR for the move to Compose on the Browse Source screen
- ChangeMangaCategoriesDialog and AddDuplicateMangaDialog will be removed in the Browse Source screen PR
* Review changes