fix(fetcher/checksum): panic when 0 < flen % (block_len * lanes) < bl… · sjtug/rsync-sjtug@b20a633

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/setup-java@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/