feat: add disabled option

[achorein]

Summary

Allow to disable share intent module (native call) and open the app in expo go environment for speed testing (without dev-client).

useShareIntent({ disabled: true });

<ShareIntentProvider options={{ disabled: true }}><App/></ShareIntentProvider>;

Todo

• [x] Add disabled option
• [x] Add debug log
• [x] Update README.md

Issue

https://github.com/achorein/expo-share-intent/issues/23

Test

With normal dev-client build (run:ios)

• [x] disabled=true (iOS)
• [x] disabled=false (iOS)
• [x] disabled=true (Android)
• [x] disabled=false (Android)

With expo-go (start:ios)

• [x] disabled=true (iOS)
• [x] disabled=true (Android)