e1000e: Cleanup to fix checkpatch missing blank lines

Fixing "WARNING:SPACING: networking uses a blank line after declarations"

Signed-off-by: Dave Ertman <davidx.m.ertman@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --cc drivers/net/ethernet/intel/e1000e/ethtool.c
Simple merge

diff --cc drivers/net/ethernet/intel/e1000e/ich8lan.c
Simple merge

diff --cc drivers/net/ethernet/intel/e1000e/netdev.c
Simple merge

diff --cc drivers/net/ethernet/intel/e1000e/nvm.c
Simple merge

diff --cc drivers/net/ethernet/intel/e1000e/param.c
Simple merge

diff --cc drivers/net/ethernet/intel/e1000e/phy.c
Simple merge