Add tests module after release

Author: rbygrave

pom.xml

@@ -39,7 +39,7 @@
     <module>http-generator-jex</module>
     <module>http-generator-helidon</module>
     <!--    <module>http-generator-client</module>-->
-<!--    <module>tests</module>-->
+    <module>tests</module>
   </modules>
 
 </project>