Add data-cy prop

[amanmahajan7]

Looks like this can be useful. I tried to allow any data-attributes but that can be error prone as spreading props in general is not safe

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.35%. Comparing base (3e8fe45) to head (0c9cce3).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3643      +/-   ##
==========================================
+ Coverage   91.23%   91.35%   +0.12%     
==========================================
  Files          48       48              
  Lines        3455     3457       +2     
  Branches      681      669      -12     
==========================================
+ Hits         3152     3158       +6     
+ Misses        303      299       -4     

Files with missing lines	Coverage Δ
src/DataGrid.tsx	88.67% <100.00%> (-3.47%)	⬇️

... and 11 files with indirect coverage changes

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[nstepien]

Is this for cypress?