feat(table): groupby filter

[simcha90]

🏆 Enhancements
Required: apache/superset#14217
Add group by filter for table

Screen.Recording.2021-04-18.at.11.47.59.mov

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[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (master@d2873ee). Click here to learn what that means.
The diff coverage is 33.33%.

@@            Coverage Diff            @@
##             master    #1064   +/-   ##
=========================================
  Coverage          ?   27.80%           
=========================================
  Files             ?      453           
  Lines             ?     9104           
  Branches          ?     1416           
=========================================
  Hits              ?     2531           
  Misses            ?     6382           
  Partials          ?      191           

Impacted Files	Coverage Δ
plugins/plugin-chart-table/src/buildQuery.ts	59.25% <33.33%> (ø)

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[amitmiran137]

Lgtm