Nightly Automation to test the latest k8s for kapp-ctrl#1786

CodesbyUnnati wants to merge 2 commits intocarvel-dev:developcarvel-dev/kapp-controller:developfrom

CodesbyUnnati:add-nightly-build-automationCodesbyUnnati/kapp-controller:add-nightly-build-automationCopy head branch name to clipboard