ci/esp-netif: Update build/test rules for netif tests

components/esp_netif/.build-test-rules.yml

@@ -6,9 +6,9 @@ components/esp_netif/test_apps/test_app_esp_netif:
       temporary: true
       reason: target esp32c6 is not supported yet
   disable_test:
-    - if: IDF_TARGET != "esp32s2"
-      temporary: true
-      reason: lack of runners
+    - if: IDF_TARGET not in ["esp32s2", "esp32c3"]
+      temporary: false
+      reason: Not needed to test on all targets (chosen two, one for each architecture)
 
 components/esp_netif/test_apps/test_app_vfs_l2tap:
   disable:

components/esp_netif/test_apps/test_app_esp_netif/pytest_esp_netif.py

@@ -6,6 +6,7 @@ from pytest_embedded import Dut
 
 
 @pytest.mark.esp32s2
+@pytest.mark.esp32c3
 @pytest.mark.generic
 def test_esp_netif(dut: Dut) -> None:
     dut.expect_unity_test_output()