Bump micrometer.version from 1.15.4 to 1.15.5

Bumps `micrometer.version` from 1.15.4 to 1.15.5.

Updates `io.micrometer:micrometer-core` from 1.15.4 to 1.15.5
- [Release notes](https://github.com/micrometer-metrics/micrometer/releases)
- [Commits](micrometer-metrics/micrometer@v1.15.4...v1.15.5)

Updates `io.micrometer:micrometer-registry-prometheus` from 1.15.4 to 1.15.5
- [Release notes](https://github.com/micrometer-metrics/micrometer/releases)
- [Commits](micrometer-metrics/micrometer@v1.15.4...v1.15.5)

---
updated-dependencies:
- dependency-name: io.micrometer:micrometer-core
  dependency-version: 1.15.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.micrometer:micrometer-registry-prometheus
  dependency-version: 1.15.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -51,7 +51,7 @@
     <netty.version>4.2.6.Final</netty.version>
     <netty-tcnative.version>2.0.74.Final</netty-tcnative.version>
     <metrics.version>4.2.37</metrics.version>
-    <micrometer.version>1.15.4</micrometer.version>
+    <micrometer.version>1.15.5</micrometer.version>
     <picocli.version>4.7.7</picocli.version>
     <guava.version>33.5.0-jre</guava.version>
     <jgroups.version>5.4.11.Final</jgroups.version>