bugfix:fix the compatibility issue of yml configuration files

[YvCeung]

• I have read the CONTRIBUTING.md guidelines.
• I have registered the PR changes.

Ⅰ. Describe what this PR did

fixed the issue where integer values in YAML configuration files could not be retrieved from the configuration center(eg : nacos)

Ⅱ. Does this pull request fix one issue?

fix #7582

Ⅲ. Why don't you add test cases (unit test/integration test)?

Ⅳ. Describe how to verify it

Ⅴ. Special notes for reviews

[codecov]

Codecov Report

❌ Patch coverage is 80.00000% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 61.03%. Comparing base (d859fef) to head (501bc8a).
⚠️ Report is 1 commits behind head on 2.x.

Files with missing lines	Patch %	Lines
...g/apache/seata/config/processor/ProcessorYaml.java	80.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##                2.x    #7624      +/-   ##
============================================
+ Coverage     61.02%   61.03%   +0.01%     
  Complexity      666      666              
============================================
  Files          1316     1316              
  Lines         49800    49804       +4     
  Branches       5855     5855              
============================================
+ Hits          30389    30400      +11     
+ Misses        16706    16697       -9     
- Partials       2705     2707       +2     

Files with missing lines	Coverage Δ
...g/apache/seata/config/processor/ProcessorYaml.java	88.88% <80.00%> (-11.12%)	⬇️

... and 3 files with indirect coverage changes

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[funky-eyes]

LGTM