fix unit test

Author: Quinn-With-Two-Ns

temporal-sdk/src/test/java/io/temporal/internal/sync/QueryDispatcherTest.java

@@ -49,7 +49,8 @@ public void testQuerySuccess() {
 
     // Invoke functionality under test, expect no exceptions for an existing query.
     Optional<Payloads> queryResult =
-        dispatcher.handleQuery(null, "QueryB", Header.empty(), Optional.empty());
+        dispatcher.handleQuery(
+            mock(SyncWorkflowContext.class), "QueryB", Header.empty(), Optional.empty());
     assertTrue(queryResult.isPresent());
   }
 
@@ -61,7 +62,8 @@ public void testQueryDispatcherException() {
         assertThrows(
             IllegalArgumentException.class,
             () -> {
-              dispatcher.handleQuery(null, "QueryC", Header.empty(), null);
+              dispatcher.handleQuery(
+                  mock(SyncWorkflowContext.class), "QueryC", Header.empty(), null);
             });
     assertEquals("Unknown query type: QueryC, knownTypes=[QueryA, QueryB]", exception.getMessage());
   }