PL-10578 Sequential Queries feature is enabled by default but sys_query_result cleaning is not (test cleanup)

modules/core/test/spec/cuba/core/query_results/QueryResultsManagerTest.groovy

@@ -93,5 +93,9 @@ class QueryResultsManagerTest extends Specification {
         list.size() == 1
         list[0].sessionId == session1.id
 
+        cleanup:
+
+        userSessions.remove(session1)
+        userSessions.remove(session2)
     }
 }