On mobile right border should be removed

I have pushed the code, please review it.
Thanks

@shweta__sharma , I verified the MR3 on 9.5.8 and it's working the border is removed. Added the screenshots for reference.
Only getting this warning on applying it ->

3.patch:25: trailing whitespace.
}
warning: 1 line adds whitespace errors.

Please look into this.

Hi, I have fixed the warnings. Adding updated patch here.
Please review.
Thanks!

@Priya_Degwekar, still showing this warning ->

drupal.org_files_issues_2023-06-16_3_0.patch:25: trailing whitespace.
}
warning: 1 line adds whitespace errors.

@tanuja-bohra, I have again tested the patch. It looks clean now.
Sharing screenshot for the same.
Thanks.

Thanks, @Priya_Degwekar, #7 patch is cleanly applied. Added screenshots for reference, RTBC++.