staging/qlge: add blank line after declaration

Reported by checkpatch.pl.

Signed-off-by: Elena Afanasova <eafanasova@gmail.com>
Link: https://lore.kernel.org/r/20201020150356.35605-1-eafanasova@gmail.com


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