docs: contributing cn

[jsbxyyx]

Ⅰ. Describe what this PR did

feature contribuint cn doc.

Ⅱ. Does this pull request fix one issue?

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

Ⅳ. Describe how to verify it

Ⅴ. Special notes for reviews

[codecov-commenter]

Codecov Report

Merging #3880 (53b5ee0) into develop (e2e5fa6) will increase coverage by 0.35%.
The diff coverage is n/a.

❗ Current head 53b5ee0 differs from pull request most recent head 9ee011b. Consider uploading reports for the commit 9ee011b to get more accurate results

@@              Coverage Diff              @@
##             develop    #3880      +/-   ##
=============================================
+ Coverage      40.38%   40.73%   +0.35%     
  Complexity      3070     3070              
=============================================
  Files            685      682       -3     
  Lines          23194    23001     -193     
  Branches        2869     2867       -2     
=============================================
+ Hits            9366     9370       +4     
+ Misses         12958    12754     -204     
- Partials         870      877       +7     

Impacted Files	Coverage Δ
...va/io/seata/rm/datasource/exec/DeleteExecutor.java	80.00% <0.00%> (-3.34%)	⬇️
.../seata/rm/datasource/exec/MultiDeleteExecutor.java	91.42% <0.00%> (-2.69%)	⬇️
.../java/io/seata/sqlparser/druid/BaseRecognizer.java	90.90% <0.00%> (-1.40%)	⬇️
...va/io/seata/rm/datasource/exec/UpdateExecutor.java	75.40% <0.00%> (-1.26%)	⬇️
...c/main/java/io/seata/config/FileConfiguration.java	43.10% <0.00%> (-1.15%)	⬇️
.../seata/rm/datasource/exec/MultiUpdateExecutor.java	76.25% <0.00%> (-0.97%)	⬇️
.../rm/datasource/exec/BaseTransactionalExecutor.java	56.02% <0.00%> (-0.27%)	⬇️
server/src/main/java/io/seata/server/Server.java	0.00% <0.00%> (ø)
...in/java/io/seata/server/session/SessionHolder.java	0.00% <0.00%> (ø)
...o/seata/server/coordinator/DefaultCoordinator.java	0.00% <0.00%> (ø)
... and 21 more

[slievrly]

LGTM

dimiss

[xilou31]

LGTM

[funky-eyes]

LGTM

[caohdgege]

英文版和中文版的可以互相加个跳转链接

[caohdgege]

LGTM