prepare_release_notes: teach script how to create MR in GitLab

In sweep mode, when used with a GitLab token, the script will now ask to create a Draft MR in GitLab pre-filled with title and the release notes. The RC can then check/edit the MR and mark it as ready.

cc @wlampl @emoyse @tadej @tsulaia @abarton @elmsheus

This merge request affects 1 package:

• Build

This merge request affects 1 file:

• Build/AtlasBuildScripts/prepare_release_notes.py

Adding @akraszna as watcher

added Build main review-pending-level-1 labels

Nice!

CI Result SUCCESS (hash 164ff79e)

	Athena	AthSimulation	AthGeneration	AnalysisBase	AthAnalysis	DetCommon
externals
cmake
make
tests

Full details available on this CI monitor view. Check the JIRA CI status board for known problems
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
AthGeneration: number of compilation errors 0, warnings 0
AnalysisBase: number of compilation errors 0, warnings 0
AthAnalysis: number of compilation errors 0, warnings 0
DetCommon: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 77225]

Looks fine from L1 point of view - Approving.

Cheers, Steffen (L1)

added review-approved label and removed review-pending-level-1 label

merged

mentioned in commit 5fb657ab

This is an amazing feature.