Update docs requirements.

Author: Julian

docs/requirements.txt

@@ -6,7 +6,7 @@
 #
 alabaster==0.7.13
     # via sphinx
-astroid==2.15.0
+astroid==2.15.1
     # via sphinx-autoapi
 attrs==22.2.0
     # via
@@ -26,9 +26,9 @@ cycler==0.11.0
     # via matplotlib
 docutils==0.19
     # via sphinx
-fonttools==4.39.2
+fonttools==4.39.3
     # via matplotlib
-furo==2022.12.7
+furo==2023.3.27
     # via -r docs/requirements.in
 idna==3.4
     # via requests
@@ -76,7 +76,7 @@ python-dateutil==2.8.2
     # via matplotlib
 pyyaml==6.0
     # via sphinx-autoapi
-referencing==0.25.3
+referencing==0.26.4
     # via
     #   jsonschema
     #   jsonschema-specifications
@@ -103,7 +103,7 @@ sphinx==6.1.3
     #   sphinx-json-schema-spec
     #   sphinxcontrib-spelling
     #   sphinxext-opengraph
-sphinx-autoapi==2.0.1
+sphinx-autoapi==2.1.0
     # via -r docs/requirements.in
 sphinx-autodoc-typehints==1.22
     # via -r docs/requirements.in