Remove rancher.debug flag for digitalocean image

Author: niusmallnan

Makefile

@@ -57,7 +57,7 @@ qcows:
 		APPEND="console=tty1 console=ttyS0,115200n8 printk.devkmsg=on rancher.autologin=ttyS0" \
 		NAME=openstack ../../../.dapper
 	cd scripts/images/openstack && \
-		APPEND="console=tty1 rancher.debug=true printk.devkmsg=on notsc clocksource=kvm-clock rancher.network.interfaces.eth0.ipv4ll rancher.cloud_init.datasources=[digitalocean] rancher.autologin=tty1 rancher.autologin=ttyS0" \
+		APPEND="console=tty1 printk.devkmsg=on notsc clocksource=kvm-clock rancher.network.interfaces.eth0.ipv4ll rancher.cloud_init.datasources=[digitalocean] rancher.autologin=tty1 rancher.autologin=ttyS0" \
 		NAME=digitalocean ../../../.dapper
 	cp ./scripts/images/openstack/dist/*.img dist/artifacts/