Update mimalloc-version to 2.2.7 from 2.2.3#3

zosopentoolsmain wants to merge 1 commit intomainzopencommunity/mimallocport:mainfrom

bump-mimalloc-version-2.2.7zopencommunity/mimallocport:bump-mimalloc-version-2.2.7Copy head branch name to clipboard