Bump io.grpc:grpc-bom from 1.59.1 to 1.60.0 (#17597)

Bumps [io.grpc:grpc-bom](https://github.com/grpc/grpc-java) from 1.59.1 to 1.60.0.
- [Release notes](https://github.com/grpc/grpc-java/releases)
- [Commits](grpc/grpc-java@v1.59.1...v1.60.0)

---
updated-dependencies:
- dependency-name: io.grpc:grpc-bom
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -120,7 +120,7 @@
         <gelfclient.version>1.5.1</gelfclient.version>
         <geoip2.version>4.2.0</geoip2.version>
         <grok.version>0.1.9-graylog-2</grok.version>
-        <grpc.version>1.59.1</grpc.version>
+        <grpc.version>1.60.0</grpc.version>
         <guava-retrying.version>2.0.0</guava-retrying.version>
         <guava.version>32.1.3-jre</guava.version>
         <guice.version>6.0.0</guice.version>