Releasing 5.0.9

Author: vietj

pom.xml

@@ -24,7 +24,7 @@
   </parent>
 
   <artifactId>vertx-openapi</artifactId>
-  <version>5.0.9-SNAPSHOT</version>
+  <version>5.0.9</version>
 
   <name>Vert.x OpenAPI</name>