Disable dark requests from serve overview

Description

This MR removes support for requesting darks from the serve overview, as part of https://git.xfel.eu/gitlab/calibration/planning/issues/66 .

On one hand, the code to process dark request was removed from the webservice.
On the other, serve_overview.py was cleaned of this action and all related entries removed.

How Has This Been Tested?

This was tested on maxwell 17 with the usual settings.

Relevant Documents (optional)

The page loads fine with the removed code:

Types of changes

• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

Reviewers

@calibration

Thank you for cleaning the webservice up and for the attached screenshot. LGTM!

changed milestone to %3.4.0

Apart from my one comment, LGTM

Thanks for the reviews!

resolved all discussions

enabled an automatic merge when the pipeline for 6da47980 succeeds

canceled the automatic merge

added 1 commit

• 6da47980 - Format available actions dictionary

Compare with previous version

merged

mentioned in commit 1fcb7284