Added exceptions for new cursor names in GNOME 48

Of course this wasn't mentioned in any release notes, and they just HAD
to throw away the old names. Combined with JS going "lol undefined" and
Clutter happily eating it and crashing, it's the perfect storm.

Author: Thesola10

grab.js

@@ -66,7 +66,10 @@ export class MoveGrab {
 
         grabbed = true;
         global.display.end_grab_op?.(global.get_current_time());
-        global.display.set_cursor(Meta.Cursor.MOVE_OR_RESIZE_WINDOW);
+        if (Utils.version[0] >= 48)
+            global.display.set_cursor(Meta.Cursor.GRABBING);
+        else
+            global.display.set_cursor(Meta.Cursor.MOVE_OR_RESIZE_WINDOW);
         this.dispatcher = new Navigator.getActionDispatcher(Clutter.GrabState.POINTER);
         this.actor = this.dispatcher.actor;
 
@@ -131,7 +134,10 @@ export class MoveGrab {
         console.debug("#grab", "begin DnD");
         Navigator.getNavigator().minimaps.forEach(m => typeof m === 'number'
             ? Utils.timeout_remove(m) : m.hide());
-        global.display.set_cursor(Meta.Cursor.MOVE_OR_RESIZE_WINDOW);
+        if (Utils.version[0] >= 48)
+            global.display.set_cursor(Meta.Cursor.GRABBING);
+        else
+            global.display.set_cursor(Meta.Cursor.MOVE_OR_RESIZE_WINDOW);
         let metaWindow = this.window;
         let clone = metaWindow.clone;
         let space = this.initialSpace;