Revert "grub/boot: add network community fix for dell systems"

This reverts commit f143c83ab6.

files/initrd/opt/arc/boot.sh

@@ -122,9 +122,9 @@ CMDLINE['earlycon']="uart8250,io,0x3f8,115200n8"
 CMDLINE['root']="/dev/md0"
 CMDLINE['loglevel']="15"
 CMDLINE['log_buf_len']="32M"
-CMDLINE['net.ifnames']="0"
-CMDLINE['biosdevname']="0"
 CMDLINE['sn']="${SN}"
+CMDLINE['net.ifnames']="0"
+CMDLINE['netif_num']="0"
 if [ "${MACSYS}" = "hardware" ]; then
   [[ -z "${MAC1}" && -n "${MAC2}" ]] && MAC1=${MAC2} && MAC2="" # Sanity check
   [ -n "${MAC1}" ] && CMDLINE['netif_num']="1" && CMDLINE['mac1']="${MAC1}" && CMDLINE['skip_vender_mac_interfaces']="0,1,2,3,4,5,6,7"

files/p1/boot/grub/grub.cfg

@@ -67,7 +67,7 @@ function set_gfxpayload {
 }
 
 set TERM=tty2
-set ARC_CMDLINE="net.ifnames=0 biosdevname=0"
+set ARC_CMDLINE="net.ifnames=0"
 
 search --set=root --label "ARC3"
 if [ -s /zImage-dsm -a -s /initrd-dsm ]; then