Dependencies: all packages updated via pip-tools (#223)

Co-authored-by: humitos <[email protected]>

Author: github-actions[bot]

docs/requirements.txt

@@ -12,7 +12,7 @@ babel==2.10.3
     # via sphinx
 certifi==2022.6.15
     # via requests
-charset-normalizer==2.1.0
+charset-normalizer==2.1.1
     # via requests
 colorama==0.4.5
     # via sphinx-autobuild
@@ -47,7 +47,7 @@ pybtex==0.24.0
     #   sphinxcontrib-bibtex
 pybtex-docutils==1.0.2
     # via sphinxcontrib-bibtex
-pygments==2.12.0
+pygments==2.13.0
     # via
     #   sphinx
     #   sphinx-prompt