fix unit test

tests/unit/api/services/user.spec.js

 import UserApi from "@/api/services/user";
 import { HTTP } from "@/api/http-common";
+import { HTTP as MOCK_HTTP } from "@/api/mock-http-common";
 
 const user1 = { name: "mock user1", email: "user1@mock.com", phone: "111" };
 const user2 = { name: "mock user2", email: "user2@mock.com", phone: "222" };
@@ -29,7 +30,7 @@ describe("user api", () => {
   });
 
   it("should search", async () => {
-    HTTP.get = jest.fn().mockResolvedValue(mockUsersResponse);
+    MOCK_HTTP.get = jest.fn().mockResolvedValue(mockUsersResponse);
 
     let response = await UserApi.search();
     expect(response).toEqual([user1, user2]);