Merge pull request #127 from donbourne/update_liberty_mvn_plugin

update Liberty maven build plugin

Author: ehsavoie

examples/liberty-car-booking/pom.xml

@@ -147,7 +147,7 @@
                 <plugin>
                     <groupId>io.openliberty.tools</groupId>
                     <artifactId>liberty-maven-plugin</artifactId>
-                    <version>3.10.3</version>
+                    <version>3.11.2</version>
                     <configuration>
                         <bootstrapProperties>
                             <project.name>${project.build.finalName}</project.name>