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 checks-py2 #189699

00:02:15

passed checks-py3 #189700

00:02:13

passed doc #189705

00:00:27

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

00:04:28

passed tests-py2-pure #189702

00:03:55

passed tests-py3-cext #189703

00:04:29

passed tests-py3-pure #189704

00:04:03