Update Import Account Help Link

ui/app/accounts/import/json.js

@@ -5,7 +5,7 @@ const connect = require('react-redux').connect
 const actions = require('../../actions')
 const FileInput = require('react-simple-file-input').default
 
-const HELP_LINK = 'https://github.com/MetaMask/faq/blob/master/README.md#q-i-cant-use-the-import-feature-for-uploading-a-json-file-the-window-keeps-closing-when-i-try-to-select-a-file'
+const HELP_LINK = 'https://support.metamask.io/kb/article/7-importing-accounts'
 
 module.exports = connect(mapStateToProps)(JsonImportSubview)