brcm47xx: don't create named switch_vlan sections

It doesn't seem to be used anywhere, it's incompatible with other
targets and can be confusing. People may think they need to update
section name every time they change VLAN ID (well, even I was doing
that).

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 41835

target/linux/brcm47xx/base-files/etc/init.d/netconfig

@@ -218,11 +218,9 @@ start() {
 		[ -n "$cfg" ] && uci rename network.$cfg=eth0
 		[ -n "$vlan1ports" ] && {
 			cfg=`ucidef_add_switch_vlan "$switchname" 1 "$vlan1ports"`
-			[ -n "$cfg" ] && uci rename network.$cfg=eth0_1
 		}
 		[ -n "$vlan2ports" ] && {
 			cfg=`ucidef_add_switch_vlan "$switchname" 2 "$vlan2ports"`
-			[ -n "$cfg" ] && uci rename network.$cfg=eth0_2
 		}
 	}