update docs for ova creation

Signed-off-by: Simon L. <[email protected]>

.build/ova/readme.md

@@ -5,7 +5,9 @@ Now the build needs to be done manually but since AIO auto-updates itself, this
 
 ## How to build a new OVA?
 
-1. Import this OVA into virtualbox: https://cloud.nextcloud.com/s/po5LMnwg6RzESJo
+1. Import this OVA into virtualbox: https://cloud.nextcloud.com/s/9LGNgMZqgaRqmTS
+1. Set the network interface to bridged
+1. Connect to the VM via its ip-address `ssh ncadmin@ip-address` (you can figure out the ip-address from console after login via `ip a`)
 1. Log in using `ncadmin` as username and `nextcloud` as password
 1. Run `curl -fsSL https://raw.githubusercontent.com/nextcloud-releases/all-in-one/main/.build/ova/build.sh | sudo bash`
 1. Shut down the VM, switch the interface to NAT mode and export it using the default settings (but name the file and the product Nextcloud-AIO instead of Ubuntu-22.04)