optimize: binary packaging directory structure

[OmCheeLin]

• I have registered the PR changes.

Ⅰ. Describe what this PR did

Ⅱ. Does this pull request fix one issue?

fixes #7368.

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

Ⅳ. Describe how to verify it

run commmand
mvn -Prelease-seata -Dmaven.test.skip=true -Dskip.npm=true -T4C -Dpmd.skip=true clean install -U
zip file:

tar.gz file:

Ⅴ. Special notes for reviews

code has too few changes, still need to register the PR changes?

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 58.84%. Comparing base (f46065c) to head (b1e63c8).
Report is 3 commits behind head on 2.x.

Additional details and impacted files

@@            Coverage Diff            @@
##                2.x    #7388   +/-   ##
=========================================
  Coverage     58.84%   58.84%           
- Complexity      531      535    +4     
=========================================
  Files          1280     1280           
  Lines         46066    46066           
  Branches       5557     5557           
=========================================
  Hits          27108    27108           
- Misses        16381    16384    +3     
+ Partials       2577     2574    -3     

see 7 files with indirect coverage changes

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[slievrly]

@OmCheeLin Good work. However, we need to wait until the previous UT issues are fixed before reviewing.

[slievrly]

@OmCheeLin Pls add change.
https://github.com/apache/incubator-seata/blob/2.x/changes/en-us/2.x.md
https://github.com/apache/incubator-seata/blob/2.x/changes/zh-cn/2.x.md

[funky-eyes]

Please send your DingTalk ID to jianbin@apache.org, and I will invite you to join the Seata developers group.

[funky-eyes]

LGTM

[Copilot]

Pull Request Overview

This PR optimizes the binary packaging directory structure for the Seata release distribution.

• Updated the release assembly configuration in distribution/release-seata.xml to include a base directory for the packaged binaries.
• Updated the changelog files (both zh-cn and en-us) to reflect the new packaging structure.

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
distribution/release-seata.xml	Updated assembly configuration: enabled base directory inclusion and set a new baseDirectory name
changes/zh-cn/2.x.md, changes/en-us/2.x.md	Changelog entries added for the packaging structure optimization

Comments suppressed due to low confidence (1)

distribution/release-seata.xml:22

• Changing 'includeBaseDirectory' from false to true along with specifying a new 'baseDirectory' updates the binary packaging structure. Please verify that any dependent deployment scripts or tooling expecting the previous structure are updated accordingly.

    <includeBaseDirectory>true</includeBaseDirectory>