Add fixes for standard JS errors
Add fixes for standard JS errors

The following errors came up:

- 80:54: Block must not be padded by blank lines.
- 105:12: Closing curly brace does not appear on
  the same line as the subsequent block.

alphagov/govuk_frontend_toolkit,alphagov/govuk_frontend_toolkit,alphagov/govuk_frontend_toolkit,alphagov/govuk_frontend_toolkit