chore(deps): update dependency sphinx-rtd-theme to v1.2.2 (#234)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

requirements_doc.txt

@@ -1,2 +1,2 @@
 Sphinx==7.0.1
-sphinx-rtd-theme==1.2.1
+sphinx-rtd-theme==1.2.2