ZOOKEEPER-4382: Update Maven Bundle Plugin to 5.1.1 - build on JDK18

More context here
https://issues.apache.org/jira/browse/ZOOKEEPER-4382

Author: Enrico Olivelli <eolivelli@apache.org>

Reviewers: Damien Diederen <ddiederen@apache.org>

Closes #1760 from eolivelli/fix/update-maven-bundle-plugin

(cherry picked from commit 156e682e3d4bb27338418602c1c3c530da6ff7bd)

pom.xml

@@ -610,7 +610,7 @@
         <plugin>
           <groupId>org.apache.felix</groupId>
           <artifactId>maven-bundle-plugin</artifactId>
-          <version>4.1.0</version>
+          <version>5.1.1</version>
         </plugin>
       </plugins>
     </pluginManagement>