feat(grid): hide item when unit size is 0

[unix]

PR Checklist

• Fix linting errors
• Label has been added

Change information

resolved #278

[codecov]

Codecov Report

Merging #280 into rc will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##               rc     #280   +/-   ##
=======================================
  Coverage   99.95%   99.95%           
=======================================
  Files         186      186           
  Lines        2365     2366    +1     
  Branches      540      563   +23     
=======================================
+ Hits         2364     2365    +1     
  Misses          1        1           

Impacted Files	Coverage Δ
components/grid/basic-item.tsx	100.00% <100.00%> (ø)

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