Log Message:
py-protego: updated to 0.3.0

0.3.0

Changed requirements:
Dropped support for Python 2.7, 3.5, 3.6, and 3.7, and added support for 3.11 \ 
and for the upcoming 3.12.
six is no longer a dependency.
Added support for the Visit-Time directive.
Fixed leading asterisks in allow and disallow values not being properly interpreted.
Protego.parse() now raises value error when content is not a string.