expected unit tests == 2 since both funcA and test_threadpool were traced, not just funca

Author: KRRT7

tests/scripts/end_to_end_test_tracer_replay.py

@@ -8,7 +8,7 @@ def run_test(expected_improvement_pct: int) -> bool:
     config = TestConfig(
         trace_mode=True,
         min_improvement_x=0.1,
-        expected_unit_tests=1,
+        expected_unit_tests=2,
         coverage_expectations=[
             CoverageExpectation(function_name="funcA", expected_coverage=100.0, expected_lines=[5, 6, 7, 8, 10, 13])
         ],