Merge pull request #410 from jacebrowning/dependabot/pip/docs/urllib3-2.6.3

Bump urllib3 from 2.6.0 to 2.6.3 in /docs

Author: jacebrowning

docs/requirements.txt

@@ -76,6 +76,6 @@ types-freezegun==1.1.10 ; python_version >= "3.9" and python_version < "3.15"
 types-setuptools==65.3.0 ; python_version >= "3.9" and python_version < "3.15"
 typing-extensions==4.3.0 ; python_version >= "3.9" and python_version < "3.15"
 universal-startfile==0.2 ; python_version >= "3.9" and python_version < "3.15"
-urllib3==2.6.0 ; python_version >= "3.9" and python_version < "3.15"
+urllib3==2.6.3 ; python_version >= "3.9" and python_version < "3.15"
 watchdog==2.1.9 ; python_version >= "3.9" and python_version < "3.15"
 zipp==3.19.1 ; python_version >= "3.9" and python_version < "3.15"