meta-aspeed: Specify netdev=net0 in QB_NETWORK_DEVICE

Align with the default inclusion of `-netdev id=net0` in QB_SLIRP_OPT.

Change-Id: I1afe24c7424cf43faa6e7f8b00d191d00b32b16a
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>
diff --git a/meta-aspeed/conf/machine/include/aspeed.inc b/meta-aspeed/conf/machine/include/aspeed.inc
index 9f5891c..9a0948a 100644
--- a/meta-aspeed/conf/machine/include/aspeed.inc
+++ b/meta-aspeed/conf/machine/include/aspeed.inc
@@ -44,7 +44,8 @@
 QB_DEFAULT_FSTYPE = "static.mtd"
 # Disable virtio-pci device
 QB_RNG = ""
-QB_NETWORK_DEVICE = "-net nic"
+# Specify netdev to align with default QB_SLIRP_OPT
+QB_NETWORK_DEVICE = "-net nic,netdev=net0"
 # Boot from drive
 QB_DEFAULT_KERNEL = "none"
 # runqemu overrides default memory size