This reverts commit 15657f6f.

[ci skip]

Fix API /project/:id/branches not returning correct merge status

Closes #56250

See merge request gitlab-org/gitlab-ce!26785

(cherry picked from commit 2db4e79f)

cedbb336 Fix API /project/:id/branches not returning correct merge status
2675581c Revise merged branch check to green light up to N branches