backport: ci: clean up disk space before build and skip windows port forward (#4109)#4118

QxBytes wants to merge 2 commits intorelease/v1.5Azure/azure-container-networking:release/v1.5from

alew/npm-skip-win-port-forward-1-5Azure/azure-container-networking:alew/npm-skip-win-port-forward-1-5Copy head branch name to clipboard