ci: Disable all currently failed target tests for esp32c6

examples/system/.build-test-rules.yml

@@ -160,6 +160,9 @@ examples/system/select:
     - if: IDF_TARGET in ["esp32s2", "esp32s3"]
       temporary: true
       reason: lack of runners
+    - if: IDF_TARGET == "esp32c6"
+      temporary: true
+      reason: target esp32c6 is not supported yet
 
 examples/system/sysview_tracing:
   disable_test:

examples/system/select/pytest_select.py

@@ -22,7 +22,6 @@ def get_uart_msgs(i: int) -> List[str]:
 
 @pytest.mark.esp32
 @pytest.mark.esp32c3
-@pytest.mark.esp32c6
 @pytest.mark.generic
 def test_examples_select(dut: Dut) -> None: