PY-24784: Use module SDK for newly created configurations

python/src/com/jetbrains/python/testing/PyTestsShared.kt

@@ -626,6 +626,7 @@ object PyTestsConfigurationProducer : com.jetbrains.python.testing.AbstractPytho
 
     val location = context?.location
     configuration.module = context?.module
+    configuration.isUseModuleSdk = true
     if (location is com.jetbrains.python.testing.PyTargetBasedPsiLocation) {
       location.target.copyTo(configuration.target)
     }

python/testSrc/com/jetbrains/env/python/testing/CreateConfigurationTestTask.java

@@ -83,6 +83,7 @@ public abstract class CreateConfigurationTestTask<T extends AbstractPythonTestRu
 
         @SuppressWarnings("unchecked") // Checked one line above
         final T typedConfiguration = createConfigurationByElement(elementToRightClickOn, myExpectedConfigurationType);
+        Assert.assertTrue("Should use module sdk", typedConfiguration.isUseModuleSdk());
         checkConfiguration(typedConfiguration, elementToRightClickOn);
       }
     }), ModalityState.NON_MODAL);