⬆️ Bump ipython from 8.15.0 to 8.16.1 (#477)

Bumps [ipython](https://github.com/ipython/ipython) from 8.15.0 to
8.16.1.
<details>
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</details>

requirements.txt

@@ -85,7 +85,7 @@ iniconfig==2.0.0
     # via pytest
 ipykernel==6.25.2
     # via myst-nb
-ipython==8.15.0
+ipython==8.16.1
     # via
     #   ipykernel
     #   myst-nb