Update e ref for updated workflows, Go update, et al.

Update e ref to bring in:
* Display last updated time on billing summary (#2733)
* User monitor, Okta UAC, Okta access requests respect user locks. (#2815)
* [v13] ci: Remove 'v' from OCI version labels (#2820)
* [v13] chore: Bump Go to v1.20.12 (#2838)
* [v13] ci: Build single-arch images for legacy/operator OCI (#2857)

Changelog: Update Go to 1.20.12