Staging: rtl8192ee: Removed unnecessary return statement.

The following patch removes the checkpatch.pl warning:
WARNING: void function return statements are generally not useful.

Signed-off-by: Heena Sirwani <heenasirwani@gmail.com>
Acked-by: Daniel Baluta <daniel.baluta@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>