[Backport 1.1] 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 #798 (4fb88f7) into 1.1 (9805c92) will increase coverage by 0.03%.
The diff coverage is 77.72%.

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@@             Coverage Diff              @@
##                1.1     #798      +/-   ##
============================================
+ Coverage     78.47%   78.51%   +0.03%     
- Complexity     3723     3729       +6     
============================================
  Files           276      280       +4     
  Lines         15572    15660      +88     
  Branches       1622     1617       -5     
============================================
+ Hits          12220    12295      +75     
- Misses         2629     2637       +8     
- Partials        723      728       +5     

Flag	Coverage Δ
plugin	78.51% <77.72%> (+0.03%)	⬆️

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

Impacted Files	Coverage Δ
...c/main/java/org/opensearch/ad/util/ParseUtils.java	67.06% <ø> (ø)
...rc/main/java/org/opensearch/ad/util/Throttler.java	80.00% <0.00%> (-20.00%)	⬇️
...rg/opensearch/ad/AnomalyDetectorProfileRunner.java	68.83% <53.84%> (-0.43%)	⬇️
...a/org/opensearch/ad/util/SafeSecurityInjector.java	57.57% <57.57%> (ø)
...org/opensearch/ad/util/ADSafeSecurityInjector.java	72.41% <72.41%> (ø)
...va/org/opensearch/ad/feature/SearchFeatureDao.java	75.56% <75.51%> (-5.91%)	⬇️
...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%)	⬆️
...java/org/opensearch/ad/task/ADBatchTaskRunner.java	82.08% <92.30%> (+5.94%)	⬆️
...va/org/opensearch/ad/AnomalyDetectorJobRunner.java	67.08% <100.00%> (+0.83%)	⬆️
... and 19 more