do not raise if the app cannot load an env specific config file w/ burnettk

spiffworkflow-backend/src/spiffworkflow_backend/config/__init__.py

@@ -68,9 +68,9 @@ def load_config_file(app: Flask, env_config_module: str) -> None:
     try:
         app.config.from_object(env_config_module)
         print(f"loaded config: {env_config_module}")
-    except ImportStringError as exception:
-        if os.environ.get("SPIFFWORKFLOW_BACKEND_TERRAFORM_DEPLOYED_ENVIRONMENT") != "true":
-            raise ModuleNotFoundError(f"Cannot find config module: {env_config_module}") from exception
+    except ImportStringError:
+        # ignore this error
+        pass
 
 
 def _set_up_tenant_specific_fields_as_list_of_strings(app: Flask) -> None: