Revert "Move padding within to increase tap-able area"

This reverts commit 0b212bf7a6.

mobile/lib/ui/viewer/file/file_app_bar.dart

@@ -131,9 +131,13 @@ class FileAppBarState extends State<FileAppBar> {
         ),
       );
     }
-    // only show fav option for files owned by the user
     if (!isFileHidden && isFileUploaded) {
-      _actions.add(FavoriteWidget(widget.file));
+      _actions.add(
+        Padding(
+          padding: const EdgeInsets.all(8),
+          child: FavoriteWidget(widget.file),
+        ),
+      );
     }
     if (!isFileUploaded) {
       _actions.add(

mobile/lib/ui/viewer/file_details/favorite_widget.dart

@@ -50,7 +50,6 @@ class _FavoriteWidgetState extends State<FavoriteWidget> {
             : LikeButton(
                 size: 24,
                 isLiked: isLiked,
-                padding: const EdgeInsets.all(2),
                 onTap: (oldValue) async {
                   if (widget.file.uploadedFileID == null ||
                       widget.file.ownerID !=