Staging: fsl-dpaa2: ethernet: dpaa2-eth.c: Fixed a style issue

Fixed the checkpatch warning "Please don't use multiple blank lines"
Signed-off-by: NSantha Meena Ramamoorthy <santhameena13@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c

@@ -1864,7 +1864,6 @@ static int setup_dpni(struct fsl_mc_device *ls_dev)
 	if (err)
 		goto close;
 
-
 	return 0;
 
 close: