Automatic merge from submit-queue Remove 1.2.* release notes in CHANGELOG.md **What this PR does / why we need it**: Remove 1.2.* release notes in CHANGELOG.md to make the file smaller so its content can be shown. **Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes # ref: https://github.com/kubernetes/kubernetes/issues/48985#issuecomment-328076817 **Special notes for your reviewer**: This is just a quick fix before we have an ideal solution of #48985 /cc @jdumars /priority important-soon /sig release **Release note**: ```release-note NONE ```