Framework level graceful shutdown based on pausable channels

[ozangunalp]

WIP for now, on top of #3454

[codecov]

Codecov Report

❌ Patch coverage is 74.69880% with 42 lines in your changes missing coverage. Please review.
✅ Project coverage is 77.68%. Comparing base (a96442f) to head (a047e11).
⚠️ Report is 1207 commits behind head on main.

Files with missing lines	Patch %	Lines
.../providers/extension/PausableChannelDecorator.java	66.66%	19 Missing and 3 partials ⚠️
...ve/messaging/kafka/impl/ReactiveKafkaConsumer.java	50.00%	2 Missing and 2 partials ⚠️
...o/smallrye/reactive/messaging/PausableChannel.java	0.00%	3 Missing ⚠️
...allrye/reactive/messaging/SubscriberDecorator.java	0.00%	2 Missing ⚠️
...tive/messaging/kafka/commit/KafkaLatestCommit.java	91.66%	2 Missing ⚠️
...ive/messaging/kafka/impl/OrderedStreamHandler.java	0.00%	2 Missing ⚠️
...roviders/extension/GracefulShutdownController.java	80.00%	2 Missing ⚠️
...ye/reactive/messaging/providers/wiring/Wiring.java	80.00%	0 Missing and 2 partials ⚠️
...o/smallrye/reactive/messaging/ChannelRegistry.java	0.00%	1 Missing ⚠️
...mallrye/reactive/messaging/PublisherDecorator.java	0.00%	1 Missing ⚠️
... and 1 more

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #3460      +/-   ##
============================================
+ Coverage     77.47%   77.68%   +0.21%     
- Complexity     3778     5589    +1811     
============================================
  Files           306      487     +181     
  Lines         12673    18755    +6082     
  Branches       1648     2307     +659     
============================================
+ Hits           9818    14570    +4752     
- Misses         2116     3039     +923     
- Partials        739     1146     +407     

Files with missing lines	Coverage Δ
...active/messaging/PausableChannelConfiguration.java	0.00% <ø> (ø)
...ye/reactive/messaging/jms/fault/JmsDlqFailure.java	92.45% <100.00%> (ø)
.../messaging/kafka/commit/KafkaCheckpointCommit.java	88.03% <ø> (+2.26%)	⬆️
...ive/messaging/kafka/commit/KafkaCommitHandler.java	100.00% <100.00%> (ø)
.../messaging/kafka/commit/KafkaShareGroupCommit.java	73.68% <ø> (ø)
...ka/commit/KafkaThrottledLatestProcessedCommit.java	91.73% <100.00%> (+0.51%)	⬆️
...ve/messaging/kafka/fault/KafkaDeadLetterQueue.java	82.43% <100.00%> (-3.08%)	⬇️
.../messaging/kafka/fault/KafkaDelayedRetryTopic.java	85.97% <100.00%> (+0.71%)	⬆️
...rye/reactive/messaging/kafka/impl/KafkaSource.java	90.27% <ø> (+4.29%)	⬆️
...ctive/messaging/kafka/impl/RebalanceListeners.java	92.18% <100.00%> (+6.22%)	⬆️
... and 15 more

... and 268 files with indirect coverage changes

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