chore(deps): bump ipython from 8.11.0 to 8.20.0

Bumps [ipython](https://github.com/ipython/ipython) from 8.11.0 to 8.20.0.
- [Release notes](https://github.com/ipython/ipython/releases)
- [Commits](ipython/ipython@8.11.0...8.20.0)

---
updated-dependencies:
- dependency-name: ipython
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

pyproject.toml

@@ -24,7 +24,7 @@ test = ["coveralls", "pytest"]
 docs = [
     "Sphinx==6.1.3",
     "sphinx-autodoc-typehints==1.22",
-    "ipython==8.11.0",
+    "ipython==8.20.0",
     "asteroid-sphinx-theme==0.0.3",
     "sphinx_rtd_theme==1.2.0"
 ]

requirements.txt

@@ -58,7 +58,7 @@ importlib-resources==6.1.0
     # via matplotlib
 iniconfig==2.0.0
     # via pytest
-ipython==8.11.0
+ipython==8.20.0
     # via py-cptcore (pyproject.toml)
 isort==5.12.0
     # via py-cptcore (pyproject.toml)