Bump org.cyclonedx:cyclonedx-maven-plugin from 2.9.0 to 2.9.1 (#255)

Bumps [org.cyclonedx:cyclonedx-maven-plugin](https://github.com/CycloneDX/cyclonedx-maven-plugin) from 2.9.0 to 2.9.1.
- [Release notes](https://github.com/CycloneDX/cyclonedx-maven-plugin/releases)
- [Commits](CycloneDX/cyclonedx-maven-plugin@cyclonedx-maven-plugin-2.9.0...cyclonedx-maven-plugin-2.9.1)

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

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

Author: dependabot[bot]

pom.xml

@@ -91,7 +91,7 @@
     <felix.cache.dir>${project.build.directory}/felix-root</felix.cache.dir>
 
     <!-- Properties for the maven plugins -->
-    <cyclonedx.version>2.9.0</cyclonedx.version>
+    <cyclonedx.version>2.9.1</cyclonedx.version>
     <maven.compiler.release>8</maven.compiler.release>
     <maven.compiler.source>8</maven.compiler.source>
     <maven.compiler.target>8</maven.compiler.target>