bugfix: 修复触发器api执行未必填参数校验

[zyxazhang]

[codecov-commenter]

Codecov Report

Merging #1028 (78f61a6) into v2.6.x_develop (6dcd891) will not change coverage. The diff coverage is n/a.

@@               Coverage Diff               @@
##           v2.6.x_develop    #1028   +/-   ##
===============================================
  Coverage           60.62%   60.62%           
===============================================
  Files                 469      469           
  Lines               30047    30047           
===============================================
  Hits                18217    18217           
  Misses              11830    11830           

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