ci: use ubuntu-18.04 on GitHub Actions workflows [publish binary]
ci: use ubuntu-18.04 on GitHub Actions workflows [publish binary]

JCMais/node-libcurl,JCMais/node-libcurl,JCMais/node-libcurl,JCMais/node-libcurl,JCMais/node-libcurl,JCMais/node-libcurl,JCMais/node-libcurl