test: update to group test suites and assert response shapes satisfy correct types.

Signed-off-by: Adam Setch <adam.setch@outlook.com>

Author: setchy

src/renderer/__helpers__/test-utils.tsx

@@ -9,6 +9,8 @@ import { mockAuth, mockSettings } from '../__mocks__/state-mocks';
 
 import { AppContext, type AppContextState } from '../context/App';
 
+export type DeepPartial<T> = { [K in keyof T]?: DeepPartial<T[K]> };
+
 /**
  * Props for the AppContextProvider wrapper
  */