Merge branch 'jc/archive-add-file-normalize-mode' into maint

"git archive --add-file=<path>" picked up the raw permission bits from the path and propagated to zip output in some cases, without normalization, which has been corrected (tar output did not have this issue). source: <xmqqmtfme8v6.fsf@gitster.g> * jc/archive-add-file-normalize-mode: archive: do not let on-disk mode leak to zip archives