Merge pull request 'Update dependency urllib3 to v2' (#21) from renovate/urllib3-2.x into main

Reviewed-on: https://git.nick-slowinski.de/nick-slowinski.de/docs/pulls/21

requirements.txt

@@ -26,5 +26,5 @@ regex==2023.6.3
 requests==2.31.0
 six==1.16.0
 smmap==5.0.0
-urllib3==1.26.16
+urllib3==2.0.3
 watchdog==3.0.0