Add Syncthing-Fork to Obtainium import

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

README.md

@@ -19,6 +19,7 @@ Setup for a Retroid Pocket 3+ (Android 11) used for emulation.
 | PokeDaisy | github.com/lidor30/pokedaisy |
 | Pokémon Fulldex | github.com/mamesj/pokemon-fulldex |
 | Material Files | github.com/zhanghai/MaterialFiles |
+| Syncthing-Fork | github.com/researchxxl/syncthing-android |
 | PokeMMO | dl.pokemmo.com/PokeMMO-Client.apk |
 
 PokeMMO is not on GitHub, so it uses a direct APK link. The file is about 180 MB.