Bump maven-core from 3.8.5 to 3.8.6 in /examples

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

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

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

examples/test-maven-plugin/build.gradle

@@ -4,7 +4,7 @@ plugins {
 }
 
 dependencies {
-    api 'org.apache.maven:maven-core:3.8.5'
+    api 'org.apache.maven:maven-core:3.8.6'
     api 'org.apache.maven:maven-model:3.8.5'
     api 'org.apache.maven:maven-plugin-api:3.8.5'