tag and release ubi8 waf images

[pdabelf5]

Proposed changes

Release:
private-registry.nginx.com/nginx-ic-nap/nginx-plus-ingress:edge-ubi8
private-registry.nginx.com/nginx-ic-nap/nginx-plus-ingress:x.x.x-ubi8
private-registry.nginx.com/nginx-ic-nap-v5/nginx-plus-ingress:edge-ubi8
private-registry.nginx.com/nginx-ic-nap-v5/nginx-plus-ingress:x.x.x-ubi8

Checklist

Before creating a PR, run through this checklist and mark each as complete.

• I have read the CONTRIBUTING doc
• I have added tests that prove my fix is effective or that my feature works
• I have checked that all unit tests pass after adding my changes
• I have updated necessary documentation
• I have rebased my branch onto main
• I will ensure my PR is targeting the main branch and pulling from my branch from my own fork