Bump io.micrometer:micrometer-bom

Bumps [io.micrometer:micrometer-bom](https://github.com/micrometer-metrics/micrometer) from 1.15.1-SNAPSHOT to 1.15.3-SNAPSHOT.
- [Release notes](https://github.com/micrometer-metrics/micrometer/releases)
- [Commits](https://github.com/micrometer-metrics/micrometer/commits)

---
updated-dependencies:
- dependency-name: io.micrometer:micrometer-bom
  dependency-version: 1.15.3-SNAPSHOT
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

build.gradle

@@ -47,7 +47,7 @@ ext {
 	log4jVersion = '2.24.3'
 	logbackVersion = '1.5.18'
 	micrometerDocsVersion = '1.0.4'
-	micrometerVersion = '1.15.1-SNAPSHOT'
+	micrometerVersion = '1.15.3-SNAPSHOT'
 	micrometerTracingVersion = '1.5.2-SNAPSHOT'
 	mockitoVersion = '5.18.0'
 	rabbitmqAmqpClientVersion = '0.6.0'