Bugfix. Correct wrong method call from scheduleTask() to scheduleTask…

…ForDatabase() (apache#12791)

* Bugfix. Fix the wrong method call

* reassign accidentally removed deprecated annotation

pinot-controller/src/main/java/org/apache/pinot/controller/api/resources/PinotTaskRestletResource.java

@@ -624,7 +624,7 @@ public Map<String, String> scheduleTasks(@ApiParam(value = "Task type") @QueryPa
       // Schedule task for the given task type
       List<String> taskNames = tableName != null
           ? _pinotTaskManager.scheduleTask(taskType, DatabaseUtils.translateTableName(tableName, headers))
-          : _pinotTaskManager.scheduleTask(taskType, database);
+          : _pinotTaskManager.scheduleTaskForDatabase(taskType, database);
       return Collections.singletonMap(taskType, taskNames == null ? null : StringUtils.join(taskNames, ','));
     } else {
       // Schedule tasks for all task types

pinot-controller/src/main/java/org/apache/pinot/controller/helix/core/minion/PinotTaskManager.java

@@ -484,6 +484,7 @@ public void registerTaskGenerator(PinotTaskGenerator taskGenerator) {
    * It might be called from the non-leader controller.
    * Returns a map from the task type to the list of tasks scheduled.
    */
+  @Deprecated
   public synchronized Map<String, List<String>> scheduleTasks() {
     return scheduleTasks(_pinotHelixResourceManager.getAllTables(CommonConstants.DEFAULT_DATABASE), false);
   }