[XEN for-4.19] SUPPORT.md: Define support lifetime

[Julien Grall <julien@xxxxxxx>]

From: Julien Grall <jgrall@xxxxxxxxxx>

Signed-off-by: Julien Grall <jgrall@xxxxxxxxxx>
---
 SUPPORT.md | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/SUPPORT.md b/SUPPORT.md
index 77d2a7a7db1a..8b998d9bc7b7 100644
--- a/SUPPORT.md
+++ b/SUPPORT.md
@@ -9,13 +9,13 @@ for the definitions of the support status levels etc.
 
 # Release Support
 
-    Xen-Version: 4.19-rc
-    Initial-Release: n/a
-    Supported-Until: TBD
-    Security-Support-Until: Unreleased - not yet security-supported
+    Xen-Version: 4.19
+    Initial-Release: 2024-07-29
+    Supported-Until: 2026-01-29
+    Security-Support-Until: 2027-07-29
 
 Release Notes
-: <a 
href="https://wiki.xenproject.org/wiki/Xen_Project_X.YY_Release_Notes";>RN</a>
+: <a 
href="https://wiki.xenproject.org/wiki/Xen_Project_4.19_Release_Notes";>RN</a>
 
 # Feature Support
 
-- 
2.40.1