disable submit button when submitting

Author: devksingh4

src/ui/pages/roomRequest/NewRoomRequest.tsx

@@ -766,7 +766,7 @@ const NewRoomRequest: React.FC<NewRoomRequestProps> = ({
             </Button>
           ))}
         {active === numSteps && !viewOnly && (
-          <Button onClick={handleSubmit} color="green">
+          <Button onClick={handleSubmit} disabled={isSubmitting} color="green">
             {isSubmitting ? (
               <>
                 <Loader size={16} color="white" />