Add release date 2024-9-25

Changelog.md

@@ -4,7 +4,7 @@ Noteworthy changes to the agent are documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [1.5.0] - TBD
+## [1.5.0] - 2024-9-25
 ### New features
 - Json Version bump to 1.2.9.
 - [PR-327](https://github.com/newrelic/csec-java-agent/pull/327) Application endpoint detection for gRPC Server [NR-303616](https://new-relic.atlassian.net/browse/NR-303616)