chore(ci): bump com.mycila:license-maven-plugin from 4.5 to 4.6 (#881)

* chore(ci): bump com.mycila:license-maven-plugin from 4.5 to 4.6

Bumps [com.mycila:license-maven-plugin](https://github.com/mathieucarbou/license-maven-plugin) from 4.5 to 4.6.
- [Release notes](https://github.com/mathieucarbou/license-maven-plugin/releases)
- [Commits](mathieucarbou/license-maven-plugin@license-maven-plugin-4.5...license-maven-plugin-4.6)

---
updated-dependencies:
- dependency-name: com.mycila:license-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

* Apply suggestions from code review

---------

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Tim te Beek <[email protected]>

pom.xml

@@ -500,7 +500,8 @@
             <plugin>
                 <groupId>com.mycila</groupId>
                 <artifactId>license-maven-plugin</artifactId>
-                <version>4.5</version>
+                <!-- 4.6 is the last version supporting Java 8 -->
+                <version>4.6</version>
                 <configuration>
                     <defaultProperties>
                         <project.inceptionYear>2020</project.inceptionYear>