fix(Field): cursor position is not placed right while emoji is inputed

[HiWangyeah]

修复光标移动问题
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[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.75%. Comparing base (ec5b45b) to head (0c277b3).
Report is 48 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #13369      +/-   ##
==========================================
+ Coverage   89.60%   89.75%   +0.15%     
==========================================
  Files         257      257              
  Lines        7013     7020       +7     
  Branches     1736     1737       +1     
==========================================
+ Hits         6284     6301      +17     
+ Misses        384      378       -6     
+ Partials      345      341       -4     

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[chenjiahan]

Could you help check if this change will break #11360?