Configurable sketch accuracy in merge rollup task

[davecromberge]

Merge rollup task feature enhancement 2

Adds the capability to configure sketch precision / accuracy for different rollup buckets. This can result in a space saving for use cases where historical data does not require high accuracy

See: #14310

release-notes:

• New configuration options

[davecromberge]

NOTE: This PR is a work in progress and has been created to demonstrate the concept

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 70.37037% with 16 lines in your changes missing coverage. Please review.

Project coverage is 63.81%. Comparing base (59551e4) to head (8d6697f).
Report is 1278 commits behind head on master.

Files with missing lines	Patch %	Lines
...aggregator/DistinctCountThetaSketchAggregator.java	0.00%	6 Missing ⚠️
...ssing/aggregator/IntegerTupleSketchAggregator.java	0.00%	6 Missing ⚠️
...t/processing/framework/SegmentProcessorConfig.java	50.00%	2 Missing and 1 partial ⚠️
...ache/pinot/plugin/minion/tasks/MergeTaskUtils.java	92.30%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #14373      +/-   ##
============================================
+ Coverage     61.75%   63.81%   +2.05%     
- Complexity      207     1561    +1354     
============================================
  Files          2436     2660     +224     
  Lines        133233   145948   +12715     
  Branches      20636    22341    +1705     
============================================
+ Hits          82274    93131   +10857     
- Misses        44911    45942    +1031     
- Partials       6048     6875     +827     

Flag	Coverage Δ
custom-integration1	100.00% <ø> (+99.99%)	⬆️
integration	100.00% <ø> (+99.99%)	⬆️
integration1	100.00% <ø> (+99.99%)	⬆️
integration2	0.00% <ø> (ø)
java-11	63.75% <70.37%> (+2.04%)	⬆️
java-21	63.70% <70.37%> (+2.07%)	⬆️
skip-bytebuffers-false	63.80% <70.37%> (+2.05%)	⬆️
skip-bytebuffers-true	63.64% <70.37%> (+35.91%)	⬆️
temurin	63.81% <70.37%> (+2.05%)	⬆️
unittests	63.80% <70.37%> (+2.05%)	⬆️
unittests1	55.51% <46.42%> (+8.62%)	⬆️
unittests2	34.16% <46.29%> (+6.43%)	⬆️

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