fix(plugin-chart-table): metrics should be undefined

[ktmud]

🐛 Bug Fix

Metrics should be undefined when table chart is in raw records mode.

I changed the logic of buildQuery in @superset-ui/core, but failed to update the one in table chart itself.

Related to #995

[vercel]

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🔍 Inspect: https://vercel.com/superset/superset-ui/HhajAXi3yePkcBSnvRBQqxJoZDR2
✅ Preview: https://superset-ui-git-table-raw-records-empty-metrics-superset.vercel.app

[codecov]

Codecov Report

Merging #1005 (7840859) into master (00d2ad6) will decrease coverage by 0.00%.
The diff coverage is 50.00%.

@@            Coverage Diff             @@
##           master    #1005      +/-   ##
==========================================
- Coverage   27.89%   27.88%   -0.01%     
==========================================
  Files         414      414              
  Lines        8522     8523       +1     
  Branches     1210     1211       +1     
==========================================
  Hits         2377     2377              
  Misses       5989     5989              
- Partials      156      157       +1     

Impacted Files	Coverage Δ
plugins/plugin-chart-table/src/buildQuery.ts	61.70% <50.00%> (-1.35%)	⬇️

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