Backport PR#25369: Pin sphinx themes more strictly

Author: QuLogic

requirements/doc/doc-requirements.txt

@@ -13,7 +13,7 @@ ipython
 ipywidgets
 numpydoc>=1.0
 packaging>=20
-pydata-sphinx-theme>=0.12.0
+pydata-sphinx-theme~=0.12.0
 mpl-sphinx-theme~=3.7.0
 sphinxcontrib-svg2pdfconverter>=1.1.0
 sphinx-gallery>=0.10