feat(ledc): added a multi device test for testing ledc output in sleep

components/esp_driver_ledc/test_apps/ledc/pytest_ledc.py

@@ -32,3 +32,19 @@ def test_ledc(dut: IdfDut) -> None:
 )
 def test_ledc_psram(dut: IdfDut) -> None:
     dut.run_all_single_board_cases(reset=True)
+
+
+@pytest.mark.supported_targets
+@pytest.mark.temp_skip_ci(targets=['esp32s3', 'esp32c61'],
+                          reason='s3 multi device runner has no psram, c61 lack of runner IDF-10949')
+@pytest.mark.generic_multi_device
+@pytest.mark.parametrize(
+    'count, config',
+    [
+        (2, 'iram_safe',),
+        (2, 'release',),
+    ],
+    indirect=True
+)
+def test_ledc_multi_device(case_tester) -> None:        # type: ignore
+    case_tester.run_all_multi_dev_cases(reset=True)