build(deps): bump co.elastic.logging:logback-ecs-encoder in /opbeans

Bumps [co.elastic.logging:logback-ecs-encoder](https://github.com/elastic/ecs-logging-java) from 1.5.0 to 1.6.0.
- [Release notes](https://github.com/elastic/ecs-logging-java/releases)
- [Commits](elastic/ecs-logging-java@v1.5.0...v1.6.0)

---
updated-dependencies:
- dependency-name: co.elastic.logging:logback-ecs-encoder
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

opbeans/pom.xml

@@ -95,7 +95,7 @@
 		<dependency>
 			<groupId>co.elastic.logging</groupId>
 			<artifactId>logback-ecs-encoder</artifactId>
-			<version>1.5.0</version>
+			<version>1.6.0</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>