message: build(package.json): Remove index.d.ts entry from exports
  Closes
diff: "browser": "./dist/browser/index.js",
  "import": "./dist/node/index.js",
  "umd": "./dist/umd/itk-wasm.js",
  - "package.json": "./package.json",
  - "./index.d.ts": "./dist/index.d.ts"
  + "package.json": "./package.json"
  }
  },
  "type": "module",
  