build(deps): bump io.micrometer:micrometer-registry-prometheus

Bumps [io.micrometer:micrometer-registry-prometheus](https://github.com/micrometer-metrics/micrometer) from 1.14.5 to 1.14.6.
- [Release notes](https://github.com/micrometer-metrics/micrometer/releases)
- [Commits](micrometer-metrics/micrometer@v1.14.5...v1.14.6)

---
updated-dependencies:
- dependency-name: io.micrometer:micrometer-registry-prometheus
  dependency-version: 1.14.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -34,7 +34,7 @@ apacheCxf="3.6.6"
 node="22.14.0"
 modelixBuildtools="1.8.1"
 openapi = "7.12.0"
-micrometer = "1.14.5"
+micrometer = "1.14.6"
 dokka = "2.0.0"
 detekt = "1.23.8"
 xmlunit = "2.10.0"