allow updating primary_file_name and primary_process_id from process model update

src/spiffworkflow_backend/routes/process_api_blueprint.py

@@ -206,7 +206,7 @@ def process_model_update(
     process_group_id: str, process_model_id: str, body: Dict[str, Union[str, bool, int]]
 ) -> Any:
     """Process_model_update."""
-    body_include_list = ["display_name"]
+    body_include_list = ["display_name", "primary_file_name", "primary_process_id"]
     body_filtered = {
         include_item: body[include_item] for include_item in body_include_list
     }

tests/spiffworkflow_backend/integration/test_process_api.py

@@ -179,9 +179,13 @@ class TestProcessApi(BaseTest):
         assert process_model.id == "make_cookies"
         assert process_model.display_name == "Cooooookies"
         assert process_model.is_review is False
+        assert process_model.primary_file_name is None
+        assert process_model.primary_process_id is None
 
         process_model.display_name = "Updated Display Name"
-        process_model.is_review = True
+        process_model.primary_file_name = "superduper.bpmn"
+        process_model.primary_process_id = "superduper"
+        process_model.is_review = True  # not in the include list, so get ignored
 
         user = self.find_or_create_user()
         response = client.put(
@@ -193,6 +197,8 @@ class TestProcessApi(BaseTest):
         assert response.status_code == 200
         assert response.json is not None
         assert response.json["display_name"] == "Updated Display Name"
+        assert response.json["primary_file_name"] == "superduper.bpmn"
+        assert response.json["primary_process_id"] == "superduper"
         assert response.json["is_review"] is False
 
     def test_process_model_list(