message: Fix sample tsconfig.json excerpt in README.md
diff: @@ -57,7 +57,7 @@ Here's a sample `tsconfig.json`:
  "outDir": "dist",
  "resolveJsonModule": true
  },
  - "include": ["./scripts", "./test", "./typechain"],
  + "include": ["./scripts", "./test", "./typechain-types"],
  "files": ["./hardhat.config.ts"]
  }
  ```
  