Fix HTML rendering when there is a line break between backticks

[shoelzer]

A line break between backticks gets turned into a line break inside a HTML <code> block. This makes browsers render with a line break when that was not intended.

Real world example here:
https://github.com/git-lfs/git-lfs/blob/main/docs/man/git-lfs-push.adoc

These lines:

If you are migrating a repository with these commands, make sure to run `git
lfs push` for any additional remote refs that contain Git LFS objects not

Turn into this HTML:

If you are migrating a repository with these commands, make sure to run <code>git
lfs push</code> for any additional remote refs that contain Git LFS objects not

[github-actions]

Stale issue message

[shoelzer]

This is still an issue. The linked page still renders incorrectly.

[github-actions]

Stale issue message

[shoelzer]

This is still an issue. The linked page still renders incorrectly.

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[shoelzer]

This is still an issue. The linked page still renders incorrectly.