Update sync.yml

[caalo]

Purpose/implementation Section

What changes are being implemented in this Pull Request?

added fhdsl/Intro_to_Command_Line for sync

What was your approach?

What GitHub issue does your pull request address?

Tell potential reviewers what kind of feedback you are soliciting.

New Content Checklist

• [ ] New content/chapter is in an Rmd file with this kind of format and headers.

• [ ] New content/chapter contains learning objectives.

• [ ] Bookdown successfully re-renders and any new content files have been added to the _bookdown.yml.

• [ ] Spell check runs successfully).

• [ ] Any newly necessary packages that are needed have been added to the Dockerfile and image.

• [ ] Images are in the correct format for rendering.

• [ ] Every new image has alt text and is in a Google Slide.

• [ ] Each slide is described in the notes of the slide so learners relying on a screen reader can access the content. See https://lastcallmedia.com/blog/accessible-comics for more guidance on this.

• [ ] The color palette choices of the slide are contrasted in a way that is friendly to those with color vision deficiencies. You can check this using Color Oracle.

[github-actions[bot]]

The check: broken urls is currently being re-run :runner: Comment updated at 2023-09-20 with changes from a1c9c17003d02f912b262880e11bc9f80c5e88c6

[github-actions[bot]]

The check: spelling errors is currently being re-run :runner: Comment updated at 2023-09-20 with changes from a1c9c17003d02f912b262880e11bc9f80c5e88c6

[github-actions[bot]]

Re-rendered previews from the latest commit:

• See preview of Bookdown here
• See preview of Coursera/Leanpub version here
• Download the preview of .docx file

Updated at 2023-09-08 with changes from 9fa7b67e4a8e73ad57ba3f10197083e6a665dced