[3.12] gh-90872: Fix subprocess.Popen.wait() for negative timeout (#116989) (#117002)

gh-90872: Fix subprocess.Popen.wait() for negative timeout (#116989)

On Windows, subprocess.Popen.wait() no longer calls
WaitForSingleObject() with a negative timeout: pass 0 ms if the
timeout is negative.

(cherry picked from commit 27cf3ed00cfe942f4277c273a3dda8ee2ba61fc8)