translation: flowcontrol plugin

[daizhenyu]

What type of PR is this?

Doc

What this PR does / why we need it?

This initiative aims to enhance readability, accessibility, and collaboration for both current and potential contributors, ensuring a unified language throughout the codebase.

Which issue(s) this PR fixes？

Fixes #1466

Does this PR introduce a user-facing change?

No

Checklist

• Make sure there is a GitHub_issue related with this PR before you start working on it.
• Make sure you have squashed your change to one single commit.
• GitHub Actions works fine in this PR.

[codecov]

Codecov Report

Attention: Patch coverage is 50.00000% with 26 lines in your changes are missing coverage. Please review.

Project coverage is 43.58%. Comparing base (36a016b) to head (4e1796d).
Report is 5 commits behind head on develop.

Files	Patch %	Lines
...control/common/core/resolver/AbstractResolver.java	0.00%	4 Missing ⚠️
...wcontrol/retry/AlibabaDubboInvokerInterceptor.java	50.00%	3 Missing ⚠️
...wei/flowcontrol/retry/ExtentionLoaderDeclarer.java	0.00%	3 Missing ⚠️
...ol/common/core/rule/RuleDynamicConfigListener.java	0.00%	2 Missing ⚠️
...n/java/com/huawei/flowcontrol/ClusterDeclarer.java	0.00%	2 Missing ⚠️
.../flowcontrol/retry/cluster/ApacheDubboCluster.java	0.00%	2 Missing ⚠️
...uawei/flowcontrol/common/core/ResolverManager.java	50.00%	1 Missing ⚠️
...ol/common/core/match/operator/CompareOperator.java	0.00%	1 Missing ⚠️
...m/huawei/flowcontrol/common/util/ConvertUtils.java	50.00%	0 Missing and 1 partial ⚠️
.../huawei/flowcontrol/DispatcherServletDeclarer.java	0.00%	1 Missing ⚠️
... and 6 more

Additional details and impacted files

@@            Coverage Diff             @@
##             develop    #1486   +/-   ##
==========================================
  Coverage      43.58%   43.58%           
  Complexity       181      181           
==========================================
  Files           1258     1258           
  Lines          26863    26863           
  Branches        2793     2793           
==========================================
  Hits           11707    11707           
  Misses         13750    13750           
  Partials        1406     1406           

Flag	Coverage Δ
unittests	43.58% <50.00%> (ø)

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