git-stripspace: add page

[bl-ue]

• The page (if new), does not already exist in the repo.
• The page is in the correct platform directory (common/, linux/, etc.)
• The page has 8 or fewer examples.
• The PR title conforms to the recommended templates.
• The page follows the content guidelines.
• The page description includes a link to documentation or a homepage (if applicable).

For #3953

[schneiderl]

I had no idea this existed. Nice!

[schneiderl]

Actually, I've just seen this.

[sbrl]

Thanks, @bl-ue!

[bl-ue]

Oops! I tried to delete that branch at the same time :)