Update pom.xml version and developers

pom.xml

@@ -7,7 +7,7 @@
 
   <artifactId>kloadgen</artifactId>
 
-  <version>5.6.14</version>
+  <version>5.6.13</version>
 
   <name>KLoadGen</name>
   <description>Load Generation Jmeter plugin for Kafka Cluster. Supporting AVRO, JSON Schema and Protobuf schema types. Generate Artificial
@@ -333,6 +333,28 @@
       </roles>
       <timezone>Europe/Madrid</timezone>
     </developer>
+    <developer>
+      <id>JanDuinRod</id>
+      <name>Jan Duinkerken Rodríguez</name>
+      <email>[email protected]</email>
+      <organization>Sngular</organization>
+      <organizationUrl>https://sngular.github.io</organizationUrl>
+      <roles>
+        <role>Fullstack Developer</role>
+      </roles>
+      <timezone>Europe/Madrid</timezone>
+    </developer>
+    <developer>
+      <id>davidgayoso</id>
+      <name>David Gayoso Salvado</name>
+      <email>[email protected]</email>
+      <organization>Sngular</organization>
+      <organizationUrl>https://sngular.github.io</organizationUrl>
+      <roles>
+        <role>Fullstack Developer</role>
+      </roles>
+      <timezone>Europe/Madrid</timezone>
+    </developer>
   </developers>
 
   <scm>