refactor(tests): simplify prisma mock imports and ensure sport mock is included

apps/backend/test/sport/sport.service.test.ts

@@ -1,20 +1,6 @@
-import { beforeEach, expect, mock, test } from 'bun:test';
+import { beforeEach, expect, test } from 'bun:test';
 
-import { createPrismaMock } from 'bun-mock-prisma';
-
-import type { PrismaClient } from '@/generated/prisma/client';
-import type { PrismaClientMock } from 'bun-mock-prisma';
-
-const prismaMock = createPrismaMock<PrismaClient>() as PrismaClientMock<PrismaClient>;
-
-mock.module('@/lib/prisma', () => ({
-  __esModule: true,
-  db: {
-    sport: prismaMock.sport,
-  },
-}));
-
-const { uuidV7Mock } = await import('../support/prisma.mock');
+import { prismaMock, uuidV7Mock } from '../support/prisma.mock';
 
 const { createSport, getSportById, listSports, updateSport } = await import(
   '@/modules/sport/services/sport.service'