fix(api-graphql): fix missing model enum in default selection sets (#12682)

* fix missing enum in default selection set

* prettier

* added missing tags field to model intro fixture

Author: svidgen

packages/api-graphql/__tests__/APIClient.test.ts

@@ -301,7 +301,7 @@ describe('flattenItems', () => {
 			const selSet = generateSelectionSet(modelIntroSchema.models, 'Todo');
 
 			const expected =
-				'id name description createdAt updatedAt todoMetaId owner';
+				'id name description status tags createdAt updatedAt todoMetaId owner';
 
 			expect(selSet).toEqual(expected);
 		});