build(deps): bump sphinx from 5.3.0 to 6.1.3 (#96)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

docs/requirements.txt

@@ -15,7 +15,7 @@ pytz==2022.7.1
 pyyaml==5.4.1
 requests==2.28.2
 snowballstemmer==2.2.0
-sphinx==5.3.0
+sphinx==6.1.3
 sphinx-jsonschema==1.19.1
 sphinx-rtd-theme==1.1.1
 sphinxcontrib-applehelp==1.0.4