[PATCH] SUPPORT.md: add Dom0less as Supported

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

Add Dom0less to SUPPORT.md to clarify its support status. The feature is
mature enough and small enough to make it security supported.

Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxx>

diff --git a/SUPPORT.md b/SUPPORT.md
index 317392d8f3..c777f3da72 100644
--- a/SUPPORT.md
+++ b/SUPPORT.md
@@ -832,6 +832,12 @@ OVMF firmware implements the UEFI boot protocol.
 
     Status, qemu-xen: Supported
 
+## Dom0less
+
+Guest creation from the hypervisor at boot without Dom0 intervention.
+
+    Status, ARM: Supported
+
 # Format and definitions
 
 This file contains prose, and machine-readable fragments.