build(deps): bump maven-core from 3.8.6 to 3.9.1

Bumps [maven-core](https://github.com/apache/maven) from 3.8.6 to 3.9.1.
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](apache/maven@maven-3.8.6...maven-3.9.1)

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

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

Author: dependabot[bot]

canteen/canteen-maven-plugin/pom.xml

@@ -24,7 +24,7 @@
         <dependency>
             <groupId>org.apache.maven</groupId>
             <artifactId>maven-core</artifactId>
-            <version>3.8.6</version>
+            <version>3.9.1</version>
         </dependency>
 
         <dependency>