🏗🐛 Move negative lint globs to .eslintignore

[rsimha]

This makes it so that the eslint plugin of VS Code no longer complains about errors in files that shouldn't be linted in the first place.

Fixes #16752

[rsimha]

/to @dparikh

[dparikh]

Thank you, Raghu.

[codecov-io]

Codecov Report

❗ No coverage uploaded for pull request base (master@0a14321). Click here to learn what that means.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master   #16759   +/-   ##
=========================================
  Coverage          ?   78.03%           
=========================================
  Files             ?      557           
  Lines             ?    40416           
  Branches          ?        0           
=========================================
  Hits              ?    31538           
  Misses            ?     8878           
  Partials          ?        0

Flag	Coverage Δ
#integration_tests	34.9% <ø> (?)
#unit_tests	77.06% <ø> (?)

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