core-plugin-api: fix useRouteRefParams test

Co-authored-by: Fredrik Adelöw <freben@gmail.com>
Co-authored-by: blam <ben@blam.sh>
Co-authored-by: Johan Haals <johan.haals@gmail.com>
Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/core-plugin-api/src/routing/useRouteRefParams.test.tsx

@@ -41,9 +41,7 @@ describe('useRouteRefParams', () => {
     const { getByText } = render(
       <MemoryRouter initialEntries={['/foo/bar']}>
         <Routes>
-          <Route path="/:a/:b">
-            <Page />
-          </Route>
+          <Route path="/:a/:b" element={<Page />} />
         </Routes>
       </MemoryRouter>,
     );