Bump version to 5.11.2

Author: dhadka

pom.xml

@@ -2,7 +2,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.moeaframework</groupId>
 	<artifactId>jmetal-plugin</artifactId>
-	<version>5.11.1</version>
+	<version>5.11.2</version>
 	<packaging>jar</packaging>
 
 	<name>JMetal Plugin for the MOEA Framework</name>