Always use / for golang embeds
Noticed when finding this https://github.com/golang/go/issues/45230
Bug: T295473
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.
Noticed when finding this https://github.com/golang/go/issues/45230
Bug: T295473