This workflow failed because the workflow wasn't found

https://github.com/alandtse/CrashLoggerSSE/actions/runs/21887627502
```
Invalid workflow file

error parsing called workflow
".github/workflows/refresh-nexus.yml"
-> "alandtse/nexus-workflows/.github/workflows/validate-access.yml@main"
: failed to fetch workflow: workflow was not found.
```
Investigate why this workflow didn't run. I believe it may be due to case sensitivity since the repo is https://github.com/alandtse/Nexus-Workflows.

Please check all references the workflow are correct.