message: fix(aio): missing plural s in preserveWhiteSpaces example
  PR Close
diff: @@ -92,7 +92,7 @@ You can control your app compilation by providing template compiler options in t
  },
  "angularCompilerOptions": {
  "fullTemplateTypeCheck": true,
  - "preserveWhiteSpace": false,
  + "preserveWhiteSpaces": false,
  ...
  }
  }
  