Bug: No notice of failed/successful payment information update

[dwanjuki]

Describe the bug
When attempting to update Stripe payment info via the Membership Billing page, no notice is displayed if the new card details are declined.

To Reproduce
Steps to reproduce the behavior (w/ Stripe Sandbox):

1. Navigate to your Membership Billing page.
2. Enter valid card details that Stripe will decline. eg. 4000000000000002 More here.
3. Click on Update.

Expected behavior
Display a message informing the user that their payment information was not updated.
Currently, the page reloads with no notice of failure.

Isolating the problem (mark completed items with an [x]):

• I have deactivated other plugins and confirmed this bug occurs when only Paid Memberships Pro plugin is active.
• This bug happens with a default WordPress theme active, or Memberlite.
• I can reproduce this bug consistently using the steps above.

WordPress Environment

``` WP 6.2.2 PMPro 2.10.7 PHP 8.0.28 ```

[andrewlimaza]

Adding a note here, a temporary workaround for now is to use the Stripe Customer Portal option for update billing options.

[dwanjuki]

The issue occurs with other payment gateways as well. Success and error messages are output on the page, but are not visible due to an inline display:none style.

Screenshot: