fix : remove index label

[Fizell]

[Bug] 删除/添加schema索引但cache并未实时同步 #1637

[codecov]

Codecov Report

Merging #1642 (bb35d41) into master (cc509f9) will decrease coverage by 1.44%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##             master    #1642      +/-   ##
============================================
- Coverage     62.83%   61.39%   -1.45%     
+ Complexity     6737     6630     -107     
============================================
  Files           421      421              
  Lines         34645    34645              
  Branches       4798     4798              
============================================
- Hits          21770    21271     -499     
- Misses        10606    11158     +552     
+ Partials       2269     2216      -53     

Impacted Files	Coverage Δ
...hugegraph/job/schema/IndexLabelRemoveCallable.java	77.27% <100.00%> (ø)
...hugegraph/backend/store/hbase/HbaseSerializer.java	0.00% <0.00%> (-100.00%)	⬇️
...egraph/backend/store/hbase/HbaseStoreProvider.java	0.00% <0.00%> (-100.00%)	⬇️
...u/hugegraph/backend/store/hbase/HbaseFeatures.java	0.00% <0.00%> (-90.91%)	⬇️
...idu/hugegraph/backend/store/hbase/HbaseTables.java	0.00% <0.00%> (-89.92%)	⬇️
...aidu/hugegraph/backend/store/hbase/HbaseTable.java	0.00% <0.00%> (-78.75%)	⬇️
...aidu/hugegraph/backend/store/hbase/HbaseStore.java	0.00% <0.00%> (-70.95%)	⬇️
...u/hugegraph/backend/store/hbase/HbaseSessions.java	0.00% <0.00%> (-57.88%)	⬇️
...va/com/baidu/hugegraph/auth/HugeAuthenticator.java	34.78% <0.00%> (-5.44%)	⬇️
.../baidu/hugegraph/backend/store/BackendSession.java	76.19% <0.00%> (-4.77%)	⬇️
... and 12 more

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