Add noindex to search page (codesandbox#3293)

* Add noindex to search page

Landing on search page results from a Google search is a poor experience, and Google is struggling to crawl the search pages properly resulting in some weird search results. This change prevents Google from indexing and crawling this page.

* Update index.tsx

Author: garethx

packages/app/src/app/pages/Search/index.tsx

@@ -83,6 +83,7 @@ export const Search: FunctionComponent<Props> = ({ history, location }) => {
     <Container>
       <Helmet>
         <title>Search - CodeSandbox</title>
+        <meta name="robots" content="noindex, nofollow" />
       </Helmet>
 
       <Styles />