revert back to sphinx_rtd_theme

Author: parthea

docs/conf.py

@@ -86,7 +86,7 @@
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-html_theme = "alabaster"
+html_theme = "sphinx_rtd_theme"
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the

noxfile.py

@@ -659,8 +659,7 @@ def docs(session):
         "sphinxcontrib-qthelp==1.0.3",
         "sphinxcontrib-serializinghtml==1.1.5",
         "sphinx==4.5.0",
-        "alabaster",
-        "recommonmark",
+        "sphinx-rtd-theme",
     )
 
     shutil.rmtree(os.path.join("docs", "_build"), ignore_errors=True)
@@ -695,8 +694,7 @@ def docfx(session):
         "sphinxcontrib-qthelp==1.0.3",
         "sphinxcontrib-serializinghtml==1.1.5",
         "gcp-sphinx-docfx-yaml",
-        "alabaster",
-        "recommonmark",
+        "sphinx-rtd-theme",
     )
 
     shutil.rmtree(os.path.join("docs", "_build"), ignore_errors=True)