GH-2960: Bump io.micrometer:micrometer-bom from 1.12.0 to 1.12.1

Bumps [io.micrometer:micrometer-bom](https://github.com/micrometer-metrics/micrometer) from 1.12.0 to 1.12.1.
- [Release notes](https://github.com/micrometer-metrics/micrometer/releases)
- [Commits](https://github.com/micrometer-metrics/micrometer/compare/v1.12.0...v1.12.1)

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

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

build.gradle

@@ -62,7 +62,7 @@ ext {
 	kafkaVersion = '3.6.1'
 	log4jVersion = '2.21.1'
 	micrometerDocsVersion = '1.0.2'
-	micrometerVersion = '1.12.0'
+	micrometerVersion = '1.12.1'
 	micrometerTracingVersion = '1.2.1'
 	mockitoVersion = '5.6.0'
 	reactorVersion = '2023.0.1'