Update nbsphinx package

Author: Tansito

client/requirements-dev.txt

@@ -7,7 +7,7 @@ pytest-randomly>=1.2.3
 mypy>=0.991
 mypy-extensions>=0.4.4
 jupyter-sphinx>=0.5.3
-nbsphinx>=0.9.3
+nbsphinx>=0.9.7
 sphinx-autodoc-typehints>=1.24.0
 reno>=3.5.0
 # Black's formatting rules can change between major versions, so we use

docs/requirements-doc.txt

@@ -7,7 +7,7 @@ pytest-randomly>=1.2.3
 mypy>=0.991
 mypy-extensions>=0.4.4
 jupyter-sphinx>=0.5.3
-nbsphinx>=0.9.3
+nbsphinx>=0.9.7
 sphinx-autodoc-typehints>=1.24.0
 Sphinx>=6.2.1,<7.2
 reno>=3.5.0