dependabot fails to update redis

[jku]

Dependabot update fails (silently of course)

+--------------------------------------------+
|       Dependencies failed to update        |
+------------+---------------+---------------+
| Dependency | Error Type    | Error Details |
+------------+---------------+---------------+
| redis      | unknown_error | null          |
+------------+---------------+---------------+

where log includes

updater | 2025/11/20 09:22:26 INFO <job_1160051441> Latest version is 8.4
updater | 2025/11/20 09:22:26 INFO <job_1160051441> Requirements to unlock own
updater | 2025/11/20 09:22:26 INFO <job_1160051441> Requirements update strategy 
updater | 2025/11/20 09:22:26 INFO <job_1160051441> Updating redis from 6.2 to 8.4
  proxy | 2025/11/20 09:22:26 [790] POST /update_jobs/1160051441/record_update_job_unknown_error
  proxy | 2025/11/20 09:22:26 [790] 204 /update_jobs/1160051441/record_update_job_unknown_error
  proxy | 2025/11/20 09:22:26 [792] POST /update_jobs/1160051441/record_update_job_error
  proxy | 2025/11/20 09:22:26 [792] 204 /update_jobs/1160051441/record_update_job_error
  proxy | 2025/11/20 09:22:26 [794] POST /update_jobs/1160051441/increment_metric
  proxy | 2025/11/20 09:22:27 [794] 204 /update_jobs/1160051441/increment_metric
  proxy | 2025/11/20 09:22:27 [796] POST /update_jobs/1160051441/record_update_job_unknown_error
  proxy | 2025/11/20 09:22:27 [796] 204 /update_jobs/1160051441/record_update_job_unknown_error
updater | 2025/11/20 09:22:27 ERROR <job_1160051441> Error processing redis (RuntimeError)
2025/11/20 09:22:27 ERROR <job_1160051441> Expected content to change!

I think this also prevents other packages from getting updated.

[jku]

Looking at the logs before this, I see a bunch of 401s for both registry.hub.docker.com and ghcr.io. Unsure if they are related but I will assume they are for now.