drop flacky test

Author: skirpichev

Lib/test/test_complex.py

@@ -371,7 +371,6 @@ def test_pow(self):
         r = pow(complex(INF), 2.25)  # generic algorithm
         self.assertEqual(r.real, INF)
         self.assertTrue(isnan(r.imag))
-        self.assertRaises(ZeroDivisionError, pow, complex(INF), 1j)
 
         a = 3.33+4.43j
         self.assertEqual(a ** 0j, 1)