[NO ISSUE][*DB][API] Handle REJECTED status on query cancellation

Change-Id: I503e878c79ca6800a735df89a4bdff505f679801
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/8623
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Murtadha Hubail <mhubail@apache.org>
diff --git a/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/NCQueryCancellationServlet.java b/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/NCQueryCancellationServlet.java
index 617c937..41f2a53 100644
--- a/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/NCQueryCancellationServlet.java
+++ b/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/NCQueryCancellationServlet.java
@@ -75,6 +75,7 @@
                 case SUCCESS:
                 case FAILED:
                 case NOT_FOUND:
+                case REJECTED:
                     response.setStatus(status.toHttpResponse());
                     break;
                 default: