Describe the bug, including details regarding any error messages, version, and platform.

It looks like #40873 caused integration tests to start failing! This was my oversight when attempting to fix a bug 😬 .

edit: The first PR I identified was unrelated...the last C# change after a successful run was #41230 .

Last successful run: https://github.com/apache/arrow/actions/runs/8702906942/job/23867989195

First failure: https://github.com/apache/arrow/actions/runs/8711646255/job/23896211289

Component(s)

C#, Integration