staging: r8188eu: clean up comments in struct rt_firmware_hdr

Remove unnecessary comments from struct rt_firmware_hdr. While at it
align the in-line comments.

Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220417175441.13830-4-straube.linux@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>