Bump maven.api.version from 3.6.3 to 3.9.7

Bumps `maven.api.version` from 3.6.3 to 3.9.7.

Updates `org.apache.maven:maven-artifact` from 3.6.3 to 3.9.7
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](apache/maven@maven-3.6.3...maven-3.9.7)

Updates `org.apache.maven:maven-plugin-api` from 3.6.3 to 3.9.7
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](apache/maven@maven-3.6.3...maven-3.9.7)

Updates `org.apache.maven:maven-core` from 3.6.3 to 3.9.7
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](apache/maven@maven-3.6.3...maven-3.9.7)

Updates `org.apache.maven:maven-settings` from 3.6.3 to 3.9.7
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](apache/maven@maven-3.6.3...maven-3.9.7)

Updates `org.apache.maven:maven-repository-metadata` from 3.6.3 to 3.9.7
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](apache/maven@maven-3.6.3...maven-3.9.7)

---
updated-dependencies:
- dependency-name: org.apache.maven:maven-artifact
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.maven:maven-plugin-api
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.maven:maven-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.maven:maven-settings
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.maven:maven-repository-metadata
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -82,7 +82,7 @@
   </licenses>
 
   <properties>
-    <maven.api.version>3.6.3</maven.api.version>
+    <maven.api.version>3.9.7</maven.api.version>
     <mojo.java.target>8</mojo.java.target>
     <wagon.api.version>3.4.0</wagon.api.version>