Use "or sign in with" instead of "or"

What does this MR do and why?

Fix failed job: https://jihulab.com/gitlab-cn/gitlab/-/jobs/10522750

Related Upstream MR: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/131839

Just change a sentence of copywriting and change or to or sign in with.

Screenshots or screen recordings

Before	After

How to set up and validate locally

Numbered steps to set up and validate the change are strongly suggested.

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.