Add aria-description

[amanmahajan7]

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-description

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.63%. Comparing base (e79641b) to head (4768c96).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3642      +/-   ##
==========================================
- Coverage   89.71%   89.63%   -0.09%     
==========================================
  Files          48       48              
  Lines        3453     3455       +2     
  Branches      648      652       +4     
==========================================
- Hits         3098     3097       -1     
- Misses        355      358       +3     

Files with missing lines	Coverage Δ
src/DataGrid.tsx	86.13% <100.00%> (+4.95%)	⬆️

... and 4 files with indirect coverage changes

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[nstepien]

Do we need to do the same for TreeDataGrid?

[amanmahajan7]

It forwards the props so should be good. I can add a test in the next PR