update scan interface according to the latest server

[Nicole00]

No description provided.

[codecov-commenter]

Codecov Report

Merging #410 (7dd197b) into master (d487480) will increase coverage by 0.08%.
The diff coverage is 50.00%.

@@             Coverage Diff              @@
##             master     #410      +/-   ##
============================================
+ Coverage     63.87%   63.96%   +0.08%     
- Complexity      706      709       +3     
============================================
  Files            65       65              
  Lines          3344     3344              
  Branches        477      477              
============================================
+ Hits           2136     2139       +3     
+ Misses          884      883       -1     
+ Partials        324      322       -2     

Impacted Files	Coverage Δ
...nebula/client/storage/scan/ScanResultIterator.java	36.95% <0.00%> (ø)
...esoft/nebula/client/storage/scan/PartScanInfo.java	66.66% <100.00%> (ø)
...t/nebula/client/storage/scan/ScanVertexResult.java	66.15% <0.00%> (+1.53%)	⬆️
.../client/storage/scan/ScanVertexResultIterator.java	64.83% <0.00%> (+2.19%)	⬆️

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