driver: register test app component by WHOLE_ARCHIVE

components/driver/test_apps/pulse_cnt/pytest_pulse_cnt.py

@@ -17,7 +17,7 @@ from pytest_embedded import Dut
     ],
     indirect=True,
 )
-def test_gptimer(dut: Dut) -> None:
+def test_pulse_cnt(dut: Dut) -> None:
     dut.expect_exact('Press ENTER to see the list of tests')
     dut.write('*')
     dut.expect_unity_test_output()