Add getter for private fields to Concat, Conjoin, SplitGlobal/Local Step

[rdtr]

No description provided.

[Cole-Greer]

Thanks Norio, LGTM, VOTE +1

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 5 lines in your changes missing coverage. Please review.

Project coverage is 76.72%. Comparing base (9b46b67) to head (f272b6f).
Report is 167 commits behind head on 3.7-dev.

Files	Patch %	Lines
...gremlin/process/traversal/step/map/ConcatStep.java	0.00%	2 Missing ⚠️
...remlin/process/traversal/step/map/ConjoinStep.java	0.00%	1 Missing ⚠️
...in/process/traversal/step/map/SplitGlobalStep.java	0.00%	1 Missing ⚠️
...lin/process/traversal/step/map/SplitLocalStep.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff              @@
##             3.7-dev    #2687      +/-   ##
=============================================
+ Coverage      76.14%   76.72%   +0.57%     
- Complexity     13152    13187      +35     
=============================================
  Files           1084     1087       +3     
  Lines          65160    66382    +1222     
  Branches        7285     7300      +15     
=============================================
+ Hits           49616    50929    +1313     
+ Misses         12839    12742      -97     
- Partials        2705     2711       +6     

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[xiazcy]

VOTE +1

[rdtr]

Please merge it if there is no concern. Thanks !

[kenhuuu]

VOTE +1.