fix check version

Jenkinsfile

@@ -233,7 +233,10 @@ def deploy(String service, String version, String host){
 //Implement a new method in order to check the input parameters
 def checkup(String service, String version, String host){
     sh("""
-        exit 1;
+        case "$version" in
+        **SNAPSHOT) echo "version contains SNAPSHOT" ;;
+        *		  ) exit 1;;
+        esac
     """)
 }