Bump io.micrometer:micrometer-registry-prometheus from 1.8.4 to 1.12.2 (

#428)

Bumps [io.micrometer:micrometer-registry-prometheus](https://github.com/micrometer-metrics/micrometer) from 1.8.4 to 1.12.2.
- [Release notes](https://github.com/micrometer-metrics/micrometer/releases)
- [Commits](micrometer-metrics/micrometer@v1.8.4...v1.12.2)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle.kts

@@ -6,7 +6,7 @@ version = "1.0"
 val kluentVersion = "1.73"
 val ktorVersion = "2.3.1"
 val prometheusVersion = "0.15.0"
-val micrometerVersion = "1.8.4"
+val micrometerVersion = "1.12.2"
 val kotestVersion = "5.6.2"
 val kotestExtensionsVersion = "2.0.0"
 val mockkVersion = "1.13.5"