fix: Making Promise return types consistent across iOS and Android, updating types to match. (#137)

android/src/main/java/com/reactnativecommunity/cameraroll/CameraRollModule.java

@@ -594,7 +594,7 @@ public class CameraRollModule extends ReactContextBaseJavaModule {
       cursor.close();
 
       if (deletedCount == mUris.size()) {
-        mPromise.resolve(null);
+        mPromise.resolve(true);
       } else {
         mPromise.reject(ERROR_UNABLE_TO_DELETE,
             "Could not delete all media, only deleted " + deletedCount + " photos.");

typings/CameraRoll.d.ts

@@ -75,7 +75,7 @@ declare namespace CameraRoll {
     /**
      * Delete a photo from the camera roll or media library. photoUris is an array of photo uri's.
      */
-    function deletePhotos(photoUris: Array<string>): void;
+    function deletePhotos(photoUris: Array<string>): Promise<boolean>;
     
     /**
      * Saves the photo or video to the camera roll or photo library.