inject-cmdline-to-template.sh: change default_cmdline for minimal flavor

use `root=/dev/vda1` instead of `root=LABEL=cloudimg-rootfs`

Signed-off-by: Norio Nomura <[email protected]>

Author: norio-nomura

hack/inject-cmdline-to-template.sh

@@ -57,6 +57,8 @@ done
 if [[ -z ${location} ]]; then
 	echo "Failed to get the image location for ${template}" >&2
 	exit 1
+elif [[ ${location} == https://cloud-images.ubuntu.com/minimal/* ]]; then
+	readonly default_cmdline="root=/dev/vda1 ro console=tty1 console=ttyAMA0"
 elif [[ ${location} == https://cloud-images.ubuntu.com/* ]]; then
 	readonly default_cmdline="root=LABEL=cloudimg-rootfs ro console=tty1 console=ttyAMA0"
 else