Bump metrics.version from 4.1.6 to 4.1.12.1

Bumps `metrics.version` from 4.1.6 to 4.1.12.1.

Updates `metrics-core` from 4.1.6 to 4.1.12.1
- [Release notes](https://github.com/dropwizard/metrics/releases)
- [Commits](dropwizard/metrics@v4.1.6...v4.1.12.1)

Updates `metrics-servlet` from 4.1.6 to 4.1.12.1
- [Release notes](https://github.com/dropwizard/metrics/releases)
- [Commits](dropwizard/metrics@v4.1.6...v4.1.12.1)

Updates `metrics-healthchecks` from 4.1.6 to 4.1.12.1
- [Release notes](https://github.com/dropwizard/metrics/releases)
- [Commits](dropwizard/metrics@v4.1.6...v4.1.12.1)

Updates `metrics-jvm` from 4.1.6 to 4.1.12.1
- [Release notes](https://github.com/dropwizard/metrics/releases)
- [Commits](dropwizard/metrics@v4.1.6...v4.1.12.1)

Updates `metrics-jmx` from 4.1.6 to 4.1.12.1
- [Release notes](https://github.com/dropwizard/metrics/releases)
- [Commits](dropwizard/metrics@v4.1.6...v4.1.12.1)

Updates `metrics-json` from 4.1.6 to 4.1.12.1
- [Release notes](https://github.com/dropwizard/metrics/releases)
- [Commits](dropwizard/metrics@v4.1.6...v4.1.12.1)

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

pom.xml

@@ -66,7 +66,7 @@
   <properties>
     <java.level>8</java.level>
     <jenkins.version>2.222.1</jenkins.version>
-    <metrics.version>4.1.6</metrics.version>
+    <metrics.version>4.1.12.1</metrics.version>
     <revision>4.0.2.7</revision>
     <changelist>-SNAPSHOT</changelist>
   </properties>