feat(backpressure): stop and remove all scheduled tasks on shutdown (#…

…2207)

Signed-off-by: Ning Yu <ningyu@automq.com>

core/src/main/java/kafka/automq/backpressure/DefaultBackPressureManager.java

@@ -70,7 +70,7 @@ public DefaultBackPressureManager(BackPressureConfig config, Regulator regulator
 
     @Override
     public void start() {
-        this.checkerScheduler = Threads.newSingleThreadScheduledExecutor(ThreadUtils.createThreadFactory("back-pressure-checker-%d", false), LOGGER);
+        this.checkerScheduler = Threads.newSingleThreadScheduledExecutor(ThreadUtils.createThreadFactory("back-pressure-checker-%d", false), LOGGER, true, false);
         S3StreamKafkaMetricsManager.setBackPressureStateSupplier(this::stateMetrics);
     }