[25.05] workflows/periodic-merge: set custom name for haskell-updates merge#408072

wolfgangwalther merged 1 commit intoNixOS:release-25.05NixOS/nixpkgs:release-25.05from

wolfgangwalther:ci-periodic-merge-name-backportwolfgangwalther/nixpkgs:ci-periodic-merge-name-backportCopy head branch name to clipboard