Bump networkx from 3.1 to 3.2.1

Bumps [networkx](https://github.com/networkx/networkx) from 3.1 to 3.2.1.
- [Release notes](https://github.com/networkx/networkx/releases)
- [Commits](networkx/networkx@networkx-3.1...networkx-3.2.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -20,7 +20,7 @@ lxml==4.9.3
     # via
     #   -r requirements.in
     #   svgutils
-networkx==3.1
+networkx==3.2.1
     # via -r requirements.in
 requests==2.31.0
     # via -r requirements.in