[Backport 1.2] fixing dls/fls logic around numeric aggregations

[kaituo]

Backport 44de1c4 from #787

Signed-off-by: Kaituo Li [email protected]

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[codecov-commenter]

Codecov Report

Merging #797 (6a6771c) into 1.2 (27104c6) will increase coverage by 0.10%.
The diff coverage is 83.73%.

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@@             Coverage Diff              @@
##                1.2     #797      +/-   ##
============================================
+ Coverage     75.86%   75.97%   +0.10%     
- Complexity     3944     3952       +8     
============================================
  Files           295      299       +4     
  Lines         17178    17272      +94     
  Branches       1814     1809       -5     
============================================
+ Hits          13032    13122      +90     
+ Misses         3326     3305      -21     
- Partials        820      845      +25     

Flag	Coverage Δ
plugin	75.97% <83.73%> (+0.10%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...est/handler/IndexAnomalyDetectorActionHandler.java	100.00% <ø> (ø)
.../handler/ValidateAnomalyDetectorActionHandler.java	75.00% <ø> (ø)
...c/main/java/org/opensearch/ad/util/ParseUtils.java	71.59% <ø> (+4.28%)	⬆️
...rc/main/java/org/opensearch/ad/util/Throttler.java	80.00% <0.00%> (-20.00%)	⬇️
...rg/opensearch/ad/AnomalyDetectorProfileRunner.java	68.36% <53.84%> (-0.41%)	⬇️
...a/org/opensearch/ad/util/SafeSecurityInjector.java	57.57% <57.57%> (ø)
...org/opensearch/ad/util/ADSafeSecurityInjector.java	72.41% <72.41%> (ø)
...main/java/org/opensearch/ad/util/SecurityUtil.java	87.50% <87.50%> (ø)
.../org/opensearch/ad/feature/CompositeRetriever.java	85.21% <90.00%> (+1.10%)	⬆️
.../handler/AbstractAnomalyDetectorActionHandler.java	54.05% <90.00%> (+0.24%)	⬆️
... and 26 more