optimize: remove mysql dependency from the distribution package

[slievrly]

• I have registered the PR changes.

Ⅰ. Describe what this PR did

remove mysql dependency from the distribution package

Ⅱ. Does this pull request fix one issue?

fix #6333

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

Ⅳ. Describe how to verify it

Ⅴ. Special notes for reviews

[slievrly]

[codecov-commenter]

Codecov Report

Attention: 15 lines in your changes are missing coverage. Please review.

Comparison is base (3e36de2) 51.97% compared to head (e3a2de0) 51.90%.

Additional details and impacted files

@@             Coverage Diff              @@
##                2.x    #6332      +/-   ##
============================================
- Coverage     51.97%   51.90%   -0.07%     
+ Complexity     5184     5183       -1     
============================================
  Files           921      921              
  Lines         32166    32181      +15     
  Branches       3874     3876       +2     
============================================
- Hits          16717    16703      -14     
- Misses        13814    13842      +28     
- Partials       1635     1636       +1     

Files	Coverage Δ
...che/seata/server/store/DbcpDataSourceProvider.java	100.00% <ø> (ø)
...he/seata/server/store/DruidDataSourceProvider.java	100.00% <ø> (ø)
...e/seata/server/store/HikariDataSourceProvider.java	100.00% <ø> (ø)
...eata/core/store/db/AbstractDataSourceProvider.java	0.00% <0.00%> (ø)

... and 4 files with indirect coverage changes

[xingfudeshi]

LGTM