Revert "removed -SNAPSHOT to be released"

This reverts commit 6133269327.

pom.xml

@@ -9,7 +9,7 @@
 	</parent>
 	<groupId>org.gcube.data.transfer</groupId>
 	<artifactId>uri-resolver</artifactId>
-	<version>2.4.0</version>
+	<version>2.4.0-SNAPSHOT</version>
 	<packaging>war</packaging>
 	<description>The URI Resolver is an HTTP URI resolver implemented as an REST service which gives access trough HTTP to different gcube Resolvers and gCube Applications.</description>