Update release process

[pdabelf5]

Proposed changes

• Disable Marketplace build & publishing
• Update preflight (Openshift certification) to 1.13.3
• Disable automated nginxinc/helm-charts update until nginx-bot issue is resolved
• Disable automated nginxinc/nginx-ingress-helm-operator/sync-chart.yml workflow until nginx-bot issue is resolved

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 52.82%. Comparing base (5f037b9) to head (6a845ef).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #7922   +/-   ##
=======================================
  Coverage   52.82%   52.82%           
=======================================
  Files          90       90           
  Lines       21671    21671           
=======================================
  Hits        11447    11447           
  Misses       9747     9747           
  Partials      477      477           

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[vepatel]

do we need similar changes in config-plus-ecr and config-plus-azure?

[pdabelf5]

do we need similar changes in config-plus-ecr and config-plus-azure?

no, we are completely disabling where these are used in the release.yml