Update minimum requirements for referencing libraries.

Author: Julian

docs/requirements.txt

@@ -40,7 +40,7 @@ jinja2==3.1.2
     #   sphinx-autoapi
 file:.#egg=jsonschema
     # via -r docs/requirements.in
-jsonschema-specifications==2023.3.5
+jsonschema-specifications==2023.3.6
     # via jsonschema
 kiwisolver==1.4.4
     # via matplotlib
@@ -76,13 +76,13 @@ python-dateutil==2.8.2
     # via matplotlib
 pyyaml==6.0
     # via sphinx-autoapi
-referencing==0.25.0
+referencing==0.25.3
     # via
     #   jsonschema
     #   jsonschema-specifications
 requests==2.28.2
     # via sphinx
-rpds-py==0.7.0
+rpds-py==0.7.1
     # via
     #   jsonschema
     #   referencing

pyproject.toml

@@ -32,9 +32,9 @@ dynamic = ["version", "readme"]
 
 dependencies = [
   "attrs>=22.2.0",
-  "jsonschema-specifications>=2023.03.5",
-  "referencing>=0.25.0",
-  "rpds-py>=0.7.0",
+  "jsonschema-specifications>=2023.03.6",
+  "referencing>=0.25.3",
+  "rpds-py>=0.7.1",
 
   "importlib_resources>=1.4.0;python_version<'3.9'",
   "pkgutil_resolve_name>=1.3.10;python_version<'3.9'",