Remove duplicate rebase section in merge_requests.md
Remove duplicate rebase section in merge_requests.md
The Rebase a merge request
section of the MR API docs was accidentally
duplicated in https://gitlab.com/gitlab-org/gitlab-ee/commit/1a2683e102d48db5cab1ddf526bccaeee2c42691 https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/8634
Edited by 🤖 GitLab Bot 🤖