Dashboard remove the horizontal scrollbars

[nisarhassan12]

Bug description

On a few pages on the dashboard, there are horizontal scrollbars that are not needed and they don't look good.
The pages are https://gitpod.io/integrations and https://gitpod.io/plans

Steps to reproduce

Visit https://gitpod.io/integrations and https://gitpod.io/plans

[corneliusludmann]

It's a duplicate of #3859, right? If yes, it's fixed in #4417.