Bump maven.version from 3.8.5 to 3.8.6

Bumps `maven.version` from 3.8.5 to 3.8.6.

Updates `maven-plugin-api` from 3.8.5 to 3.8.6
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](https://github.com/apache/maven/compare/maven-3.8.5...maven-3.8.6)

Updates `maven-model` from 3.8.5 to 3.8.6
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](https://github.com/apache/maven/compare/maven-3.8.5...maven-3.8.6)

Updates `maven-core` from 3.8.5 to 3.8.6
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](https://github.com/apache/maven/compare/maven-3.8.5...maven-3.8.6)

Updates `maven-compat` from 3.8.5 to 3.8.6
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](https://github.com/apache/maven/compare/maven-3.8.5...maven-3.8.6)

---
updated-dependencies:
- dependency-name: org.apache.maven:maven-plugin-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.maven:maven-model
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.maven:maven-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.maven:maven-compat
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/pom.xml b/pom.xml
index 8b92b13..281bf95 100644
--- a/pom.xml
+++ b/pom.xml
@@ -379,6 +379,6 @@
     </dependencies>
     <properties>
         <mojo.java.target>1.8</mojo.java.target>
-        <maven.version>3.8.5</maven.version>
+        <maven.version>3.8.6</maven.version>
     </properties>
 </project>