Bump org.apache.rat:apache-rat-plugin from 0.17 to 0.18

Bumps org.apache.rat:apache-rat-plugin from 0.17 to 0.18.

---
updated-dependencies:
- dependency-name: org.apache.rat:apache-rat-plugin
  dependency-version: '0.18'
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pom.xml

@@ -661,7 +661,7 @@ limitations under the License.
 				<plugin>
 					<groupId>org.apache.rat</groupId>
 					<artifactId>apache-rat-plugin</artifactId>
-					<version>0.17</version>
+					<version>0.18</version>
 					<configuration>
 						<excludes>
 							<!-- Files without comment formats should be excluded -->