fix test

Author: Fidget-Spinner

Lib/test/test_sys.py

@@ -2255,7 +2255,7 @@ def frame_3_jit() -> None:
                 # 1 extra iteration for tracing.
                 for i in range(_testinternalcapi.TIER2_THRESHOLD + 2):
                     # Careful, doing this in the reverse order breaks tracing:
-                    expected = {enabled} and i >= _testinternalcapi.TIER2_THRESHOLD + 1
+                    expected = {enabled} and i >= _testinternalcapi.TIER2_THRESHOLD
                     assert sys._jit.is_active() is expected
                     frame_2_jit(expected)
                     assert sys._jit.is_active() is expected