Updated files with 'repo_helper'. (#23)

Co-authored-by: repo-helper[bot] <74742576+repo-helper[bot]@users.noreply.github.com>

Author: repo-helper[bot]

doc-source/requirements.txt

@@ -7,7 +7,7 @@ sphinx>=3.0.3
 sphinx-copybutton>=0.2.12
 sphinx-debuginfo>=0.1.0
 sphinx-licenseinfo>=0.1.1
-sphinx-notfound-page>=0.5
+sphinx-notfound-page>=0.7.1
 sphinx-prompt>=1.1.0
 sphinx-pyproject>=0.1.0
 sphinx-tabs>=1.1.13