Remove full stop from log line to be consistent with all other log lines

[mattxtaz]

What does this PR change? What problem does it solve?

Just a simple style change to be consistent.

Was the change previously discussed in an issue or on the forum?

Mentioned on IRC.

Checklist

• I have added tests for all code changes.
• I have added documentation for relevant changes (in the manual).
• There's a new file in changelog/unreleased/ that describes the changes for our users (see template).
• I'm done! This pull request is ready for review.

[rawtaz]

Can't argue with this 😅

[MichaelEischer]

@mattxtaz Apparently we were to slow to trigger the CI for the PR and now the button to allow the CI run has disappeared. Please modify the commit (easiest way is to use git commit --amend which will just change the commit date) and the force push to this branch.