chore: enable skipLipCheck for type tests

Author: pi0

tsconfig.json

@@ -4,7 +4,8 @@
  "module": "ESNext",
  "moduleResolution": "Node",
  "esModuleInterop": true,
- "strict": true
+ "strict": true,
+ "skipLibCheck": true
  },
  "include": ["src", "test"]
 }