fixed edge case for M2 palindrome transformer

[davidbenjamin]

@takutosato

[codecov-io]

Codecov Report

Merging #5080 into master will increase coverage by 0.004%.
The diff coverage is 100%.

@@              Coverage Diff               @@
##             master     #5080       +/-   ##
==============================================
+ Coverage     86.39%   86.393%   +0.004%     
- Complexity    28832     28836        +4     
==============================================
  Files          1791      1791               
  Lines        133730    133730               
  Branches      14916     14916               
==============================================
+ Hits         115529    115534        +5     
+ Misses        12798     12794        -4     
+ Partials       5403      5402        -1

Impacted Files	Coverage Δ	Complexity Δ
...formers/PalindromeArtifactClipReadTransformer.java	100% <100%> (ø)	23 <0> (+1)	⬆️
...ithwaterman/SmithWatermanIntelAlignerUnitTest.java	60% <0%> (ø)	2% <0%> (ø)	⬇️
...nder/utils/runtime/StreamingProcessController.java	72.249% <0%> (+0.957%)	36% <0%> (+1%)	⬆️
...utils/smithwaterman/SmithWatermanIntelAligner.java	80% <0%> (+30%)	3% <0%> (+2%)	⬆️