Sync with maint
authorJunio C Hamano <redacted>
Thu, 1 Aug 2019 16:00:46 +0000 (09:00 -0700)
committerJunio C Hamano <redacted>
Thu, 1 Aug 2019 16:00:46 +0000 (09:00 -0700)
* maint:
  RelNotes/2.21.1: typofix


Trivial merge
git clone https://git.99rst.org/PROJECT