Bump mavenVersion from 3.9.15 to 3.9.16

Bumps `mavenVersion` from 3.9.15 to 3.9.16.

Updates `org.apache.maven:maven-artifact` from 3.9.15 to 3.9.16

Updates `org.apache.maven:maven-plugin-api` from 3.9.15 to 3.9.16
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](apache/maven@maven-3.9.15...maven-3.9.16)

Updates `org.apache.maven:maven-model` from 3.9.15 to 3.9.16

Updates `org.apache.maven:maven-core` from 3.9.15 to 3.9.16

Updates `org.apache.maven:maven-repository-metadata` from 3.9.15 to 3.9.16

Updates `org.apache.maven:maven-settings` from 3.9.15 to 3.9.16

Updates `org.apache.maven:maven-compat` from 3.9.15 to 3.9.16
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](apache/maven@maven-3.9.15...maven-3.9.16)

---
updated-dependencies:
- dependency-name: org.apache.maven:maven-artifact
  dependency-version: 3.9.16
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.maven:maven-plugin-api
  dependency-version: 3.9.16
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.maven:maven-model
  dependency-version: 3.9.16
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.maven:maven-core
  dependency-version: 3.9.16
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.maven:maven-repository-metadata
  dependency-version: 3.9.16
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.maven:maven-settings
  dependency-version: 3.9.16
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.maven:maven-compat
  dependency-version: 3.9.16
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -91,7 +91,7 @@ under the License.
 
   <properties>
     <javaVersion>8</javaVersion>
-    <mavenVersion>3.9.15</mavenVersion>
+    <mavenVersion>3.9.16</mavenVersion>
     <resolverVersion>1.9.25</resolverVersion>
     <slf4jVersion>1.7.36</slf4jVersion>
     <jettyVersion>9.4.58.v20250814</jettyVersion>