fix: don't flag a license change when there is no previous version#2792

jp-knj wants to merge 3 commits into

npmx-dev:mainnpmx-dev/npmx.dev:mainfrom

jp-knj:fix/2720-license-change-no-previous-versionjp-knj/npmx.dev:fix/2720-license-change-no-previous-versionCopy head branch name to clipboard