Update server/src/main/java/com/cloud/vm/snapshot/VMSnapshotManagerImpl.java

Co-authored-by: dahn <daan.hoogland@gmail.com>

Author: jbampton

server/src/main/java/com/cloud/vm/snapshot/VMSnapshotManagerImpl.java

@@ -649,7 +649,7 @@ public boolean deleteVMSnapshot(Long vmSnapshotId) {
             } catch (InterruptedException e) {
                 throw new RuntimeException("Operation is interrupted", e);
             } catch (java.util.concurrent.ExecutionException e) {
-                throw new RuntimeException("Execution exception", e);
+                throw new CloudRuntimeException("Execution exception getting the outcome of the asynchronous delete VM snapshot job", e);
             }
 
             Object jobResult = _jobMgr.unmarshallResultObject(outcome.getJob());