Prevent asking for notification permissions until used by an HuC-3 game

Cocoa/AppDelegate.m

@@ -51,7 +51,9 @@
         JOYHatsEmulateButtonsKey: @YES,
     }];
     
-    [NSUserNotificationCenter defaultUserNotificationCenter].delegate = self;
+    if ([[NSUserDefaults standardUserDefaults] boolForKey:@"GBNotificationsUsed"]) {
+        [NSUserNotificationCenter defaultUserNotificationCenter].delegate = self;
+    }
 }
 
 - (IBAction)toggleDeveloperMode:(id)sender

Cocoa/Document.m

@@ -404,6 +404,7 @@ static void rumbleCallback(GB_gameboy_t *gb, double amp)
     unsigned time_to_alarm = GB_time_to_alarm(&gb);
     
     if (time_to_alarm) {
+        [NSUserNotificationCenter defaultUserNotificationCenter].delegate = (id)[NSApp delegate];
         NSUserNotification *notification = [[NSUserNotification alloc] init];
         NSString *friendlyName = [[self.fileName lastPathComponent] stringByDeletingPathExtension];
         NSRegularExpression *regex = [NSRegularExpression regularExpressionWithPattern:@"\\([^)]+\\)|\\[[^\\]]+\\]" options:0 error:nil];