pom: use central-publishing-maven-plugin 0.9.0

Author: kofemann

pom.xml

@@ -184,7 +184,7 @@
       <plugin>
           <groupId>org.sonatype.central</groupId>
           <artifactId>central-publishing-maven-plugin</artifactId>
-          <version>0.6.0</version>
+          <version>0.9.0</version>
           <extensions>true</extensions>
           <configuration>
             <publishingServerId>central</publishingServerId>