chore(supervisor): reword the release note

Author: nicktrn

.server-changes/backpressure-hold-last-verdict.md

@@ -3,4 +3,4 @@ area: supervisor
 type: fix
 ---
 
-When an internal safety check briefly becomes unreadable, the platform now holds its last decision for a short grace period instead of immediately resuming, reducing the risk of piling on more work during a partial outage.
+When the capacity signal drops out, the last decision is held for a grace period rather than released.