Support MQTT-5: Request problem information

[mattisonchao]

Motivation

See the tracker: #369

Modifications

• Support MQTT-5: Request problem information

Verifying this change

• Make sure that the change passes the CI checks.

Documentation

• no-need-doc

[codecov-commenter]

Codecov Report

Merging #655 (54e5714) into master (0d0af93) will decrease coverage by 0.09%.
The diff coverage is 34.32%.

@@             Coverage Diff              @@
##             master     #655      +/-   ##
============================================
- Coverage     77.97%   77.87%   -0.10%     
- Complexity      910      913       +3     
============================================
  Files           108      108              
  Lines          3923     3928       +5     
  Branches        276      287      +11     
============================================
  Hits           3059     3059              
- Misses          702      705       +3     
- Partials        162      164       +2     

Impacted Files	Coverage Δ
...s/mqtt/proxy/MQTTProxyProtocolMethodProcessor.java	77.89% <0.00%> (-0.86%)	⬇️
...lsar/handlers/mqtt/support/Qos1PublishHandler.java	64.81% <0.00%> (ø)
...qtt/support/MQTTBrokerProtocolMethodProcessor.java	78.84% <41.17%> (-0.99%)	⬇️
...lsar/handlers/mqtt/messages/MqttPropertyUtils.java	89.47% <100.00%> (-0.78%)	⬇️
.../pulsar/handlers/mqtt/messages/ack/MqttPubAck.java	87.80% <100.00%> (+0.30%)	⬆️
...handlers/mqtt/restrictions/ClientRestrictions.java	68.00% <100.00%> (+1.33%)	⬆️
...e/pulsar/handlers/mqtt/utils/PulsarTopicUtils.java	78.26% <0.00%> (+1.73%)	⬆️

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