Patterns are no longer experimental

[dingo-d]

Describe your bug

There is a wrong code example on removing/adding patterns in the docs

Steps to Reproduce

Check the image

Expected behavior

Correct code example should be written

Screenshots, screen recording, code snippet

Environment info

No response

Please confirm that you have searched existing issues in this repo.

Yes

Please confirm that you have searched in our documentation and couldn't find the answer.

Yes

Please confirm that your bug occurs with all plugins uninstalled and with the default WordPress theme active.

Yes