Bump io.micrometer:micrometer-registry-prometheus from 1.14.2 to 1.14.6

Bumps [io.micrometer:micrometer-registry-prometheus](https://github.com/micrometer-metrics/micrometer) from 1.14.2 to 1.14.6.
- [Release notes](https://github.com/micrometer-metrics/micrometer/releases)
- [Commits](micrometer-metrics/micrometer@v1.14.2...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]

bom/build.gradle

@@ -86,7 +86,7 @@ ext {
     plexusVersion = '4.0.2'
     postgresVersion = '42.7.4' // already there
     nettyVersion = '4.1.115.Final'
-    prometheusVersion = '1.14.2'
+    prometheusVersion = '1.15.0'
     quartzVersion = '2.5.0'
     // TODO: May be able to remove as moving to jakarta servlet
     servletVersion = '4.0.1'