fix fusiform similarity not reset access number after calling

[zhoney]

Change-Id: I9ee176bbc4977140c504c9b929b9dc7058153874

[codecov]

Codecov Report

Merging #947 into master will not change coverage by %.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #947   +/-   ##
=========================================
  Coverage     71.79%   71.79%           
+ Complexity     4677     4676    -1     
=========================================
  Files           298      298           
  Lines         22377    22377           
  Branches       3176     3176           
=========================================
  Hits          16066    16066           
+ Misses         4732     4731    -1     
- Partials       1579     1580    +1     

Impacted Files	Coverage Δ	Complexity Δ
...va/com/baidu/hugegraph/backend/cache/RamCache.java	71.83% <0.00%> (-0.58%)	27.00% <0.00%> (-1.00%)
...du/hugegraph/backend/tx/GraphIndexTransaction.java	79.58% <0.00%> (-0.13%)	186.00% <0.00%> (-1.00%)
...c/main/java/com/baidu/hugegraph/task/HugeTask.java	71.53% <0.00%> (+0.36%)	66.00% <0.00%> (+1.00%)
...n/java/com/baidu/hugegraph/task/TaskScheduler.java	83.52% <0.00%> (+0.37%)	62.00% <0.00%> (ø%)

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