Bump org.asynchttpclient:async-http-client in /health/springboot-backend

Bumps [org.asynchttpclient:async-http-client](https://github.com/AsyncHttpClient/async-http-client) from 2.12.3 to 2.12.4.
- [Release notes](https://github.com/AsyncHttpClient/async-http-client/releases)
- [Changelog](https://github.com/AsyncHttpClient/async-http-client/blob/main/CHANGES.md)
- [Commits](AsyncHttpClient/async-http-client@async-http-client-project-2.12.3...async-http-client-project-2.12.4)

---
updated-dependencies:
- dependency-name: org.asynchttpclient:async-http-client
  dependency-version: 2.12.4
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

health/springboot-backend/pom.xml

@@ -87,7 +87,7 @@
 		<dependency>
 			<groupId>org.asynchttpclient</groupId>
 			<artifactId>async-http-client</artifactId>
-			<version>2.12.3</version>
+			<version>2.12.4</version>
 		</dependency>
 
 		<dependency>