fix: add ddl and dcl concurrency to avoid competition

[chyezh]

issue: #37166
pr: #37672

[sre-ci-robot]

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[bigsheeper]

/hold
2.4.18

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.66%. Comparing base (e63a2f3) to head (bfab668).
Report is 1 commits behind head on 2.4.

Additional details and impacted files

@@            Coverage Diff             @@
##              2.4   #37923      +/-   ##
==========================================
+ Coverage   79.70%   80.66%   +0.95%     
==========================================
  Files        1069     1069              
  Lines      166979   167005      +26     
==========================================
+ Hits       133092   134708    +1616     
+ Misses      29490    27901    -1589     
+ Partials     4397     4396       -1     

Files with missing lines	Coverage Δ
internal/proxy/task_scheduler.go	94.69% <100.00%> (+0.11%)	⬆️
pkg/util/paramtable/component_param.go	98.36% <100.00%> (+<0.01%)	⬆️

... and 102 files with indirect coverage changes

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