branching: merge with stable

8 jobs for topic/default/release-prep in 4 minutes and 31 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
passed #189699
checks-py2

00:02:15

passed #189700
checks-py3

00:02:13

passed #189705
doc

00:00:27

manual #189698
allowed to fail manual
pytype
passed #189701
tests-py2-cext

00:04:28

passed #189702
tests-py2-pure

00:03:55

passed #189703
tests-py3-cext

00:04:29

passed #189704
tests-py3-pure

00:04:03