Bump io.micrometer:micrometer-registry-prometheus from 1.15.5 to 1.16.3

Bumps [io.micrometer:micrometer-registry-prometheus](https://github.com/micrometer-metrics/micrometer) from 1.15.5 to 1.16.3.
- [Release notes](https://github.com/micrometer-metrics/micrometer/releases)
- [Commits](micrometer-metrics/micrometer@v1.15.5...v1.16.3)

---
updated-dependencies:
- dependency-name: io.micrometer:micrometer-registry-prometheus
  dependency-version: 1.16.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

bom/build.gradle

@@ -86,7 +86,7 @@ ext {
     plexusVersion = '4.0.2'
     postgresVersion = '42.7.8' // already there
     nettyVersion = '4.2.7.Final'
-    prometheusVersion = '1.15.5'
+    prometheusVersion = '1.16.4'
     quartzVersion = '2.5.0'
     // TODO: May be able to remove as moving to jakarta servlet
     servletVersion = '4.0.1'