Change reference count test to no longer assume same repition counts for Nuitka and CPython.
Change reference count test to no longer assume same repition counts for Nuitka and CPython.

Now tries and checks if it stabilizes after up to 4 runs. With the
caching of frames by Nuitka, it may take up to 3 calls to stabilize.

Also reactivate testcase 32.

kayhayen/Nuitka,kayhayen/Nuitka,tempbottle/Nuitka,kayhayen/Nuitka,kayhayen/Nuitka,tempbottle/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka,wfxiang08/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka,wfxiang08/Nuitka