Drop support for EOL Python 3.7 (#1065)

* Add python_requires to help pip

* Update supported versions in tox.ini

* Upgrade Python syntax with pyupgrade --py37-plus

* Bump GitHub Actions

* Add Python 3.11 and 3.12 to CI

* Remove six dependency

* Remove redundant dependencies

* Remove redudant Python 3.5 code

* Drop support for EOL Python 3.7

* Upgrade Python syntax with pyupgrade --py38-plus

* Update CHANGELOG

* More f-strings

---------

Co-authored-by: Hugo van Kemenade <hugovk@users.noreply.github.com>

CHANGELOG.md

@@ -30,6 +30,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 - Fixed unused description parameter in playlist creation example
 
+### Changed
+- Drop support for EOL Python 3.7.
+
+
 ## [2.23.0] - 2023-04-07
 
 ### Added