v3.1.0
update docker image (#10057)
upgrade pylint (#10121)
Fix F541 and E711 (#10071)
Migrate `master` branch to `main`
Fix release script main replacement (#10042)
Insert new line before "More details about these changes can be found on our GitHub repo." (#8645)
escape backslashes in format string in finish_release.py (#10043)
remove importlib_resources (#10076)
Always "pipstrap" when running pip_install.py (#9658)
switch from gpg2 to gpg (#9985)
Automatically retry test farm tests (#8325)
update intersphinx mapping (#10074)
remove the windows installer