Fix: Adding a new root folder from add movie modal

(cherry picked from commit 983b079c8257790b52d7f63b2aa8051e88c7ceb2)

frontend/src/Components/Form/Select/RootFolderSelectInput.tsx

@@ -141,7 +141,7 @@ function RootFolderSelectInput({
   const handleNewRootFolderSelect = useCallback(
     ({ value: newValue }: InputChanged<string>) => {
       setNewRootFolderPath(newValue);
-      dispatch(addRootFolder(newValue));
+      dispatch(addRootFolder({ path: newValue }));
     },
     [setNewRootFolderPath, dispatch]
   );