[ISSUE#2949]delete the method of correctDeliverTimestamp in DeliverDelayedMessageTimerTask

[sunxi92]

It's a redundant operation to correct deliverTimestamp when sending scheduled message, so I delete the method of correctDeliverTimestamp, and the value of countdown is the time difference between the current time and deliverTimestamp(tagsCode)

#2949

[coveralls]

Coverage decreased (-0.04%) to 51.779% when pulling b6a74067a6b50bf0ddf08f31d6ae7dc23b97e3ca on sunxi92:schedulemessage into aaa92a2e53d773c7f1d9e9f25e41709f6948fa83 on apache:master.

[codecov-commenter]

Codecov Report

Merging #2959 (b6a7406) into master (3ae2517) will decrease coverage by 0.00%. The diff coverage is 100.00%.

@@             Coverage Diff              @@
##             master    #2959      +/-   ##
============================================
- Coverage     45.98%   45.97%   -0.01%     
+ Complexity     4320     4318       -2     
============================================
  Files           547      547              
  Lines         36236    36235       -1     
  Branches       4808     4808              
============================================
- Hits          16663    16659       -4     
+ Misses        17490    17489       -1     
- Partials       2083     2087       +4     

Impacted Files	Coverage Δ
...ocketmq/store/schedule/ScheduleMessageService.java	72.25% <100.00%> (-1.71%)	:arrow_down:
...ketmq/client/impl/consumer/PullMessageService.java	71.11% <0.00%> (-8.89%)	:arrow_down:
...sumer/rebalance/AllocateMessageQueueAveragely.java	56.52% <0.00%> (-4.35%)	:arrow_down:
...ketmq/common/protocol/body/ConsumerConnection.java	95.83% <0.00%> (-4.17%)	:arrow_down:
...mq/client/impl/consumer/RebalanceLitePullImpl.java	50.84% <0.00%> (-3.39%)	:arrow_down:
...ava/org/apache/rocketmq/test/util/VerifyUtils.java	46.26% <0.00%> (-2.99%)	:arrow_down:
...client/consumer/store/RemoteBrokerOffsetStore.java	67.56% <0.00%> (-1.81%)	:arrow_down:
.../rocketmq/broker/filter/ConsumerFilterManager.java	72.19% <0.00%> (-1.80%)	:arrow_down:
...etmq/client/latency/LatencyFaultToleranceImpl.java	50.00% <0.00%> (-1.29%)	:arrow_down:
... and 8 more

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[github-actions[bot]]

This PR was closed because it has been inactive for 3 days since being marked as stale.