sage

2b4fe39e - gh-38726: fix issue 38723 in `vertex_connectivity`

gh-38726: fix issue 38723 in `vertex_connectivity` Fixes #38723. ### :memo: Checklist <!-- Put an `x` in all the boxes that apply. --> - [x] The title is concise and informative. - [x] The description explains in detail what this PR is about. - [x] I have linked a relevant issue or discussion. - [x] I have created tests covering the changes. - [ ] I have updated the documentation and checked the documentation preview. ### :hourglass: Dependencies <!-- List all open PRs that this PR logically depends on. For example, --> <!-- - #12345: short description why this is a dependency --> <!-- - #34567: ... --> URL: https://github.com/sagemath/sage/pull/38726 Reported by: David Coudert Reviewer(s): John H. Palmieri