Update docs requirements.

Author: Julian

docs/requirements.txt

@@ -12,13 +12,13 @@ babel==2.14.0
     # via sphinx
 beautifulsoup4==4.12.3
     # via furo
-certifi==2023.11.17
+certifi==2024.2.2
     # via requests
 charset-normalizer==3.3.2
     # via requests
 docutils==0.20.1
     # via sphinx
-furo==2023.9.10
+furo==2024.1.29
     # via -r docs/requirements.in
 idna==3.6
     # via requests
@@ -28,7 +28,7 @@ jinja2==3.1.3
     # via sphinx
 lxml==5.1.0
     # via sphinx-json-schema-spec
-markupsafe==2.1.4
+markupsafe==2.1.5
     # via jinja2
 packaging==23.2
     # via sphinx
@@ -84,5 +84,5 @@ sphinxext-opengraph==0.9.1
     # via -r docs/requirements.in
 url-py==0.10.0
     # via -r docs/requirements.in
-urllib3==2.1.0
+urllib3==2.2.0
     # via requests