Update releases/v1.28.4

Quinn-With-Two-Ns · Sushisource · web-flow · commit 9ba66c39ab27 · 2025-04-02T09:44:41.000-07:00
Co-authored-by: Spencer Judge &lt;spencer@temporal.io&gt;
diff --git a/releases/v1.28.4 b/releases/v1.28.4
@@ -4,4 +4,4 @@
 # What's Changed
 
 2025-04-02 - 68149062 - Ensure heartbeat details aren't cleared (#2460)
-2025-04-02 - cdd64971 - Unblock UseExisting conflict policy for Nexux WorkflowRunOperation (#2440)
+2025-04-02 - cdd64971 - Unblock UseExisting conflict policy for Nexus WorkflowRunOperation (#2440)
