tests: update LXC config dataset to support V3 indexes

LXC version 3 config files are still using network old style definition.
So, as LXC supports it now, they can be converted to use this new
definition.
Signed-off-by: NJulio Faracco <jcfaracco@gmail.com>
Reviewed-by: NMichal Privoznik <mprivozn@redhat.com>

tests/lxcconf2xmldata/lxcconf2xml-ethernet-v3.config

 # Template used to create this container: opensuse
 # Template script checksum (SHA-1): 27307e0a95bd81b2c0bd82d6f87fdbe83be075ef
 
-lxc.network.type = veth
-lxc.network.flags = up
-lxc.network.hwaddr = 02:00:15:8f:05:c1
-lxc.network.name = eth0
-lxc.network.ipv4 = 192.168.122.2/24
-lxc.network.ipv4.gateway = 192.168.122.1
-lxc.network.ipv6 = 2003:db8:1:0:214:1234:fe0b:3596/64
-lxc.network.ipv6.gateway = 2003:db8:1:0:214:1234:fe0b:3595
+lxc.net.0.type = veth
+lxc.net.0.flags = up
+lxc.net.0.hwaddr = 02:00:15:8f:05:c1
+lxc.net.0.name = eth0
+lxc.net.0.ipv4 = 192.168.122.2/24
+lxc.net.0.ipv4.gateway = 192.168.122.1
+lxc.net.0.ipv6 = 2003:db8:1:0:214:1234:fe0b:3596/64
+lxc.net.0.ipv6.gateway = 2003:db8:1:0:214:1234:fe0b:3595
 
 #remove next line if host DNS configuration should not be available to container
 lxc.mount.entry = proc proc proc nodev,noexec,nosuid 0 0

tests/lxcconf2xmldata/lxcconf2xml-fstab-v3.config

 # Template used to create this container: opensuse
 # Template script checksum (SHA-1): 27307e0a95bd81b2c0bd82d6f87fdbe83be075ef
 
-lxc.network.type = veth
-lxc.network.flags = up
-lxc.network.link = virbr0
-lxc.network.hwaddr = 02:00:15:8f:05:c1
-lxc.network.name = eth0
+lxc.net.0.type = veth
+lxc.net.0.flags = up
+lxc.net.0.link = virbr0
+lxc.net.0.hwaddr = 02:00:15:8f:05:c1
+lxc.net.0.name = eth0
 
 #remove next line if host DNS configuration should not be available to container
 lxc.mount.fstab = /var/lib/lxc/migrate_test/fstab

tests/lxcconf2xmldata/lxcconf2xml-macvlannetwork-v3.config

 # Template used to create this container: opensuse
 # Template script checksum (SHA-1): 27307e0a95bd81b2c0bd82d6f87fdbe83be075ef
 
-lxc.network.type = macvlan
-lxc.network.flags = up
-lxc.network.link = eth0
-lxc.network.hwaddr = 02:00:15:8f:05:c1
-lxc.network.macvlan.mode = vepa
+lxc.net.0.type = macvlan
+lxc.net.0.flags = up
+lxc.net.0.link = eth0
+lxc.net.0.hwaddr = 02:00:15:8f:05:c1
+lxc.net.0.macvlan.mode = vepa
 
 #remove next line if host DNS configuration should not be available to container
 lxc.rootfs.path = /var/lib/lxc/migrate_test/rootfs

tests/lxcconf2xmldata/lxcconf2xml-miscnetwork-v3.config

-lxc.network.type = phys
-lxc.network.link = eth0
-lxc.network.name = eth1
-lxc.network.ipv4 = 192.168.122.2/24
-lxc.network.ipv4.gateway = 192.168.122.1
-lxc.network.ipv6 = 2003:db8:1:0:214:1234:fe0b:3596/64
-lxc.network.ipv6.gateway = 2003:db8:1:0:214:1234:fe0b:3595
+lxc.net.0.type = phys
+lxc.net.0.link = eth0
+lxc.net.0.name = eth1
+lxc.net.0.ipv4 = 192.168.122.2/24
+lxc.net.0.ipv4.gateway = 192.168.122.1
+lxc.net.0.ipv6 = 2003:db8:1:0:214:1234:fe0b:3596/64
+lxc.net.0.ipv6.gateway = 2003:db8:1:0:214:1234:fe0b:3595
 
-lxc.network.type = vlan
-lxc.network.flags = up
-lxc.network.link = eth0
-lxc.network.hwaddr = 02:00:15:8f:05:c1
-lxc.network.vlan.id = 2
+lxc.net.1.type = vlan
+lxc.net.1.flags = up
+lxc.net.1.link = eth0
+lxc.net.1.hwaddr = 02:00:15:8f:05:c1
+lxc.net.1.vlan.id = 2
 
-lxc.network.type = macvlan
-lxc.network.flags = up
-lxc.network.link = eth0
-lxc.network.hwaddr = 02:00:15:8f:05:c1
-lxc.network.macvlan.mode = vepa
+lxc.net.2.type = macvlan
+lxc.net.2.flags = up
+lxc.net.2.link = eth0
+lxc.net.2.hwaddr = 02:00:15:8f:05:c1
+lxc.net.2.macvlan.mode = vepa
 
 lxc.rootfs = /var/lib/lxc/migrate_test/rootfs
 lxc.utsname = migrate_test

tests/lxcconf2xmldata/lxcconf2xml-nonenetwork-v3.config

 lxc.rootfs.path = /var/lib/lxc/migrate_test/rootfs
 lxc.uts.name = migrate_test
 lxc.autodev=1
-lxc.network.type = none
+lxc.net.0.type = none

tests/lxcconf2xmldata/lxcconf2xml-physnetwork-v3.config

-lxc.network.type = phys
-lxc.network.link = eth0
-lxc.network.name = eth1
-lxc.network.ipv4 = 192.168.122.2/24
-lxc.network.ipv4.gateway = 192.168.122.1
-lxc.network.ipv6 = 2003:db8:1:0:214:1234:fe0b:3596/64
-lxc.network.ipv6.gateway = 2003:db8:1:0:214:1234:fe0b:3595
+lxc.net.0.type = phys
+lxc.net.0.link = eth0
+lxc.net.0.name = eth1
+lxc.net.0.ipv4 = 192.168.122.2/24
+lxc.net.0.ipv4.gateway = 192.168.122.1
+lxc.net.0.ipv6 = 2003:db8:1:0:214:1234:fe0b:3596/64
+lxc.net.0.ipv6.gateway = 2003:db8:1:0:214:1234:fe0b:3595
 
 lxc.rootfs.path = /var/lib/lxc/migrate_test/rootfs
 lxc.uts.name = migrate_test

tests/lxcconf2xmldata/lxcconf2xml-simple-v3.config

 # Template used to create this container: opensuse
 # Template script checksum (SHA-1): 27307e0a95bd81b2c0bd82d6f87fdbe83be075ef
 
-lxc.network.type = veth
-lxc.network.flags = up
-lxc.network.link = virbr0
-lxc.network.hwaddr = 02:00:15:8f:05:c1
-lxc.network.name = eth0
-lxc.network.ipv4 = 192.168.122.2/24
-lxc.network.ipv4.gateway = 192.168.122.1
-lxc.network.ipv6 = 2003:db8:1:0:214:1234:fe0b:3596/64
-lxc.network.ipv6.gateway = 2003:db8:1:0:214:1234:fe0b:3595
+lxc.net.0.type = veth
+lxc.net.0.flags = up
+lxc.net.0.link = virbr0
+lxc.net.0.hwaddr = 02:00:15:8f:05:c1
+lxc.net.0.name = eth0
+lxc.net.0.ipv4 = 192.168.122.2/24
+lxc.net.0.ipv4.gateway = 192.168.122.1
+lxc.net.0.ipv6 = 2003:db8:1:0:214:1234:fe0b:3596/64
+lxc.net.0.ipv6.gateway = 2003:db8:1:0:214:1234:fe0b:3595
 
 #remove next line if host DNS configuration should not be available to container
 lxc.mount.entry = proc proc proc nodev,noexec,nosuid 0 0

tests/lxcconf2xmldata/lxcconf2xml-vlannetwork-v3.config

 # Template used to create this container: opensuse
 # Template script checksum (SHA-1): 27307e0a95bd81b2c0bd82d6f87fdbe83be075ef
 
-lxc.network.type = vlan
-lxc.network.flags = up
-lxc.network.link = eth0
-lxc.network.hwaddr = 02:00:15:8f:05:c1
-lxc.network.vlan.id = 2
+lxc.net.1.type = vlan
+lxc.net.1.flags = up
+lxc.net.1.link = eth0
+lxc.net.1.hwaddr = 02:00:15:8f:05:c1
+lxc.net.1.vlan.id = 2
 
 lxc.rootfs.path = /var/lib/lxc/migrate_test/rootfs
 lxc.uts.name = migrate_test