[README] rename to proper suffix rst

5 jobs for branch/default in 44 seconds (queued for 30 seconds)
Status Job ID Name Coverage
  Test
passed black #23117

00:00:44

failed check-manifest #23116

00:00:30

failed flake8 #23114

00:00:12

failed mypy #23118

00:00:26

failed py3 #23115

00:00:25

 
Name Stage Failure
failed
mypy Test
No job log
failed
check-manifest Test
No job log
failed
py3 Test
No job log
failed
flake8 Test
No job log