Create a release to avoid python 3.11 warning

[zerocewl]

Please create a new release to get rid of python 3.11 warning

The issue was already fixed with fe5d3a2, but a release with the fix is missing.

Check #51 for details.

Date of last release:

friendly 0.7.21 Released: Mar 22, 2023

Date of PR: Apr 23, 2023