NvCloth automated tests use default renderer to be more stable and complete (#1850)

Signed-off-by: moraaar <moraaar@amazon.com>

AutomatedTesting/Gem/PythonTests/NvCloth/CMakeLists.txt

@@ -9,6 +9,7 @@ if(PAL_TRAIT_BUILD_TESTS_SUPPORTED AND PAL_TRAIT_BUILD_HOST_TOOLS)
     ly_add_pytest(
         NAME AutomatedTesting::NvClothTests_Main
         TEST_SUITE main
+        TEST_REQUIRES gpu
         TEST_SERIAL
         PATH ${CMAKE_CURRENT_LIST_DIR}/TestSuite_Active.py
         TIMEOUT 1500

AutomatedTesting/Gem/PythonTests/NvCloth/TestSuite_Active.py

@@ -20,10 +20,13 @@ from base import TestAutomationBase
 @pytest.mark.parametrize("project", ["AutomatedTesting"])
 class TestAutomation(TestAutomationBase):
 
+    use_null_renderer = False  # Use default renderer (needs gpu)
+    extra_cmdline_args = []
+
     def test_C18977329_NvCloth_AddClothSimulationToMesh(self, request, workspace, editor, launcher_platform):
         from . import C18977329_NvCloth_AddClothSimulationToMesh as test_module
-        self._run_test(request, workspace, editor, test_module)
+        self._run_test(request, workspace, editor, test_module, self.extra_cmdline_args, self.use_null_renderer)
 
     def test_C18977330_NvCloth_AddClothSimulationToActor(self, request, workspace, editor, launcher_platform):
         from . import C18977330_NvCloth_AddClothSimulationToActor as test_module
-        self._run_test(request, workspace, editor, test_module)
+        self._run_test(request, workspace, editor, test_module, self.extra_cmdline_args, self.use_null_renderer)