Activate MR decoration in SonarQube

See GNP-5961

SonarQube Code Analysis

Quality Gate passed

Additional information

The following metrics might not affect the Quality Gate status but improving
them will improve your project code quality and security.

0 Issues

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

Coverage and Duplications

No Coverage information (66.0% Estimated after merge)
No Duplication information (5.2% Estimated after merge)

merged

mentioned in commit 6e12e55e