Update release notes for v25.4-v25.4.0-beta.3

Author: Automated Release Bot

src/current/_data/releases.yml

@@ -9617,10 +9617,3 @@
     docker_arm_limited_access: false
   source: true
   previous_release: v25.4.0-beta.2
-  cloud_only: true
-  cloud_only_message_short: 'Available only for select CockroachDB Cloud clusters'
-  cloud_only_message: >
-      This version is currently available only for select
-      CockroachDB Cloud clusters. To request to upgrade
-      a CockroachDB self-hosted cluster to this version,
-      [contact support](https://support.cockroachlabs.com/hc/requests/new).