Add since to Cross zone instance creation in BackupOfferingResponse.java

Co-authored-by: Suresh Kumar Anaparti <[email protected]>

Author: abh1sar

api/src/main/java/org/apache/cloudstack/api/response/BackupOfferingResponse.java

@@ -62,7 +62,7 @@ public class BackupOfferingResponse extends BaseResponse {
     private String zoneName;
 
     @SerializedName(ApiConstants.CROSS_ZONE_INSTANCE_CREATION)
-    @Param(description = "the backups with this offering can be used to create Instances on all Zones")
+    @Param(description = "the backups with this offering can be used to create Instances on all Zones", since = "4.22.0")
     private Boolean crossZoneInstanceCreation;
 
     @SerializedName(ApiConstants.CREATED)