Do not include .DS_Store files in release

[PanderMusubi]

Prerequisites

• [x] I have searched for duplicate or closed issues
• [x] I have validated any HTML to avoid common problems
• [x] I have read the contributing guidelines

Describe the issue

In the release 5.3.6 are .DS_Store files:

bootstrap-5.3.6-dist/css/.DS_Store
bootstrap-5.3.6-dist/.DS_Store

Reduced test cases

find . -name .DS_Store

Please, make this part of the release process as it has happenned before, see https://github.com/twbs/bootstrap/issues/27643

What operating system(s) are you seeing the problem on?

Linux

What browser(s) are you seeing the problem on?

No response

What version of Bootstrap are you using?

v5.3.6

[Remzi1993]

A simple .gitignore should have been added to prevent this from ever happening. I recommend the project maintainers to generate one with: https://www.toptal.com/developers/gitignore

[mdo]

We have a gitignore, that's not the issue. We'll double check this in our next release.