chore(CI): fix Jest tests in CI

Author: L2jLiga

jest.examples.config.js

@@ -17,4 +17,9 @@ export default {
     '^fastify-decorators/(.*)$': '<rootDir>/lib/$1',
   },
   modulePathIgnorePatterns: ['<rootDir>/dist/fastify-decorators', '<rootDir>/node_modules/fastify-decorators'],
+
+  runInBand: false,
+  maxConcurrency: 8,
+  maxWorkers: 8,
+  testTimeout: 30_000,
 };