[PATCH] SUPPORT.md: Argo: Upgrade status to Tech Preview

[Christopher Clark <christopher.w.clark@xxxxxxxxx>]

Recent patches to xen-devel indicate active interest in Argo within the Xen
community, and as the feature has been documented and in use by
OpenXT for multiple years, update the Xen SUPPORT.md statement of status.

Signed-off-by: Christopher Clark <christopher.w.clark@xxxxxxxxx>
---
 SUPPORT.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/SUPPORT.md b/SUPPORT.md
index 23dd7e6424..4f56094356 100644
--- a/SUPPORT.md
+++ b/SUPPORT.md
@@ -848,7 +848,7 @@ This feature is not security supported: see 
https://xenbits.xen.org/xsa/advisory
 
 ### Argo: Inter-domain message delivery by hypercall
 
-    Status: Experimental
+    Status: Tech Preview
 
 ### x86/PCI Device Passthrough
 
-- 
2.25.1