test: Add Review and finish button tests

This add tests to check whether the Review and finish button works properly, sending user to the Details step. And whether it's disabled when the state is invalid.

src/test/Components/CreateImageWizard/wizardTestUtils.tsx

@@ -185,6 +185,14 @@ export const clickCancel = async () => {
   await waitFor(() => user.click(cancelBtn));
 };
 
+export const clickReviewAndFinish = async () => {
+  const user = userEvent.setup();
+  const reviewAndFinishBtn = await screen.findByRole('button', {
+    name: /Review and finish/,
+  });
+  await waitFor(() => user.click(reviewAndFinishBtn));
+};
+
 export const getNextButton = async () => {
   const next = await screen.findByRole('button', { name: /Next/ });
   return next;