Update datamodel_lifecycle (25.21.0) (#6509)

Update all `25.20.0-next` to `25.21.0` in `datamodel_lifecycle.ml`.

Author: psafont

ocaml/idl/datamodel_lifecycle.ml

@@ -98,13 +98,13 @@ let prototyped_of_field = function
   | "SM", "host_pending_features" ->
       Some "24.37.0"
   | "host", "console_idle_timeout" ->
-      Some "25.20.0-next"
+      Some "25.21.0"
   | "host", "ssh_expiry" ->
-      Some "25.20.0-next"
+      Some "25.21.0"
   | "host", "ssh_enabled_timeout" ->
-      Some "25.20.0-next"
+      Some "25.21.0"
   | "host", "ssh_enabled" ->
-      Some "25.20.0-next"
+      Some "25.21.0"
   | "host", "last_update_hash" ->
       Some "24.10.0"
   | "host", "pending_guidances_full" ->
@@ -222,9 +222,9 @@ let prototyped_of_message = function
   | "VTPM", "create" ->
       Some "22.26.0"
   | "host", "set_console_idle_timeout" ->
-      Some "25.20.0-next"
+      Some "25.21.0"
   | "host", "set_ssh_enabled_timeout" ->
-      Some "25.20.0-next"
+      Some "25.21.0"
   | "host", "disable_ssh" ->
       Some "25.13.0"
   | "host", "enable_ssh" ->
@@ -248,9 +248,9 @@ let prototyped_of_message = function
   | "VM", "set_groups" ->
       Some "24.19.1"
   | "pool", "set_console_idle_timeout" ->
-      Some "25.20.0-next"
+      Some "25.21.0"
   | "pool", "set_ssh_enabled_timeout" ->
-      Some "25.20.0-next"
+      Some "25.21.0"
   | "pool", "disable_ssh" ->
       Some "25.13.0"
   | "pool", "enable_ssh" ->