[Python][CI] Fix flaky hypothesis tests

[danepitkin]

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

The following two tests are slow to generate examples. Let's suppress the warning for now, since hypothesis tests are not the bottle neck of our CI jobs.

1. https://github.com/ursacomputing/crossbow/actions/runs/6413041834/job/17411341527
2. https://github.com/ursacomputing/crossbow/actions/runs/6424404124/job/17444982357

Component(s)

Python