lxc-network, lxc-profile: add page

[mtausig]

• The page (if new), does not already exist in the repository.
• 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).

Version of the command being documented (if known):

4.0.7

[navarroaxel]

Remember that you can apply all the suggestions using 1 commit with add to batch https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/incorporating-feedback-in-your-pull-request.

[mtausig]

Remember that you can apply all the suggestions using 1 commit with add to batch

Thanks, I overlooked that.
But nevermind, I'll just squash them when the reviews are done.

[navarroaxel]

@mtausig Don't worry, we squash when we merge.

[marchersimon]

Thanks @mtausig
There are just a few minor things I'll quickly apply myself