[type: newfeature] refactor health webfilter

[yu199195]

Make sure that:

• You have read the contribution guidelines.
• You submit test cases (unit or integration tests) that back your changes.
• Your local test passed ./mvnw clean install -Dmaven.javadoc.skip=true.

[codecov-commenter]

Codecov Report

Merging #4614 (34441dc) into master (52ebd69) will decrease coverage by 0.03%.
The diff coverage is 20.00%.

@@             Coverage Diff              @@
##             master    #4614      +/-   ##
============================================
- Coverage     67.65%   67.62%   -0.03%     
+ Complexity     7875     7873       -2     
============================================
  Files          1077     1078       +1     
  Lines         30767    30775       +8     
  Branches       2806     2807       +1     
============================================
- Hits          20814    20811       -3     
- Misses         8325     8336      +11     
  Partials       1628     1628              

Impacted Files	Coverage Δ
...pringboot/starter/gateway/ShenyuConfiguration.java	88.00% <0.00%> (-3.67%)	⬇️
...pache/shenyu/web/filter/CollapseSlashesFilter.java	0.00% <0.00%> (ø)
...ava/org/apache/shenyu/web/filter/HealthFilter.java	62.50% <60.00%> (-37.50%)	⬇️

... and 1 file with indirect coverage changes

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