Bump com.github.jk1.dependency-license-report from 2.8 to 2.9

Bumps com.github.jk1.dependency-license-report from 2.8 to 2.9.

---
updated-dependencies:
- dependency-name: com.github.jk1.dependency-license-report
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

build.gradle

@@ -20,7 +20,7 @@ plugins {
     id 'me.champeau.buildscan-recipes' version '0.2.3'
     id 'com.github.ben-manes.versions' version '0.51.0'
     id 'com.github.blindpirate.osgi' version '0.0.7'
-    id 'com.github.jk1.dependency-license-report' version '2.8'
+    id 'com.github.jk1.dependency-license-report' version '2.9'
     id 'org.sonarqube' version '5.1.0.4882'
     id 'org.apache.groovy-core'
     id 'java-test-fixtures'