updateSubmodule: Re-format commit message to be in GitLab Markdown
Change-Id: I4d31429fe53b694fc62671a4cf8d80e11e149e37
How to register an account on GitLab. To prevent spam, new accounts are locked until approved by an admin or the approver bot. You can also file an unlock request to expedite access.
Support: mw:GitLab, how to host a project on GitLab, #wikimedia-gitlab on libera.chat, #GitLab on Phabricator.
Change-Id: I4d31429fe53b694fc62671a4cf8d80e11e149e37