[refactor] Optimizing the node type listener

[hql0312]

Optimizing gateway admin apollo/nacos start to load data every time.

if had load data from db, it should not load again next time.

[codecov-commenter]

Codecov Report

Attention: 4 lines in your changes are missing coverage. Please review.

Comparison is base (8886e31) 60.97% compared to head (ef9a92e) 60.98%.

Files	Patch %	Lines
...u/admin/listener/apollo/ApolloDataChangedInit.java	0.00%	3 Missing ⚠️
...shenyu/admin/listener/utils/NodeDataPathUtils.java	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #5435   +/-   ##
=========================================
  Coverage     60.97%   60.98%           
- Complexity     8620     8621    +1     
=========================================
  Files          1258     1259    +1     
  Lines         38426    38432    +6     
  Branches       3679     3679           
=========================================
+ Hits          23430    23436    +6     
  Misses        12881    12881           
  Partials       2115     2115           

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