Update dependencies

docs/requirements.txt

@@ -1,20 +1,20 @@
 # This file was autogenerated by uv via the following command:
-#    uv pip compile pyproject.toml --group dev --group docs
+#    uv pip compile pyproject.toml --group dev --group docs -o docs/requirements.txt
 alabaster==1.0.0
     # via sphinx
-babel==2.17.0
+babel==2.18.0
     # via sphinx
-certifi==2025.11.12
+certifi==2026.1.4
     # via requests
 charset-normalizer==3.4.4
     # via requests
 contourpy==1.3.3
     # via matplotlib
-coverage==7.13.0
+coverage==7.13.2
     # via pytest-cov
 cycler==0.12.1
     # via matplotlib
-docutils==0.21.2
+docutils==0.22.4
     # via
     #   sphinx
     #   sphinx-rtd-theme
@@ -80,18 +80,18 @@ pytz==2025.2
     # via pandas
 requests==2.32.5
     # via sphinx
-roman-numerals-py==3.1.0
+roman-numerals==4.1.0
     # via sphinx
 six==1.17.0
     # via python-dateutil
 snowballstemmer==3.0.1
     # via sphinx
-sphinx==8.2.3
+sphinx==9.1.0
     # via
     #   niapy (pyproject.toml:docs)
     #   sphinx-rtd-theme
     #   sphinxcontrib-jquery
-sphinx-rtd-theme==3.0.2
+sphinx-rtd-theme==3.1.0
     # via niapy (pyproject.toml:docs)
 sphinxcontrib-applehelp==2.0.0
     # via sphinx
@@ -109,5 +109,5 @@ sphinxcontrib-serializinghtml==2.0.0
     # via sphinx
 tzdata==2025.2
     # via pandas
-urllib3==2.6.2
+urllib3==2.6.3
     # via requests