chore: better copy for SQL dialog

[betodealmeida]

SUMMARY

Right now we say "Raw SQL" for the executed SQL:

I changed the copy to "Executed SQL" after talking to @yousoph, since the term "raw" is confusing and incorrect.

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

TESTING INSTRUCTIONS

ADDITIONAL INFORMATION

• Has associated issue:
• Changes UI
• Includes DB Migration (follow approval process in SIP-59)
  • Migration is atomic, supports rollback & is backwards-compatible
  • Confirm DB migration upgrade and downgrade tested
  • Runtime estimates and downtime expectations provided
• Introduces new feature or API
• Removes existing feature or API

[codecov]

Codecov Report

Merging #15714 (d95a099) into master (b489cff) will decrease coverage by 0.00%.
The diff coverage is n/a.

❗ Current head d95a099 differs from pull request most recent head 6799d3c. Consider uploading reports for the commit 6799d3c to get more accurate results

@@            Coverage Diff             @@
##           master   #15714      +/-   ##
==========================================
- Coverage   76.82%   76.82%   -0.01%     
==========================================
  Files         983      983              
  Lines       51585    51586       +1     
  Branches     6974     6974              
==========================================
  Hits        39632    39632              
- Misses      11729    11730       +1     
  Partials      224      224              

Flag	Coverage Δ
javascript	71.34% <ø> (-0.01%)	⬇️

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Impacted Files	Coverage Δ
...-frontend/src/SqlLab/components/HighlightedSql.tsx	90.32% <ø> (ø)
superset-frontend/src/SqlLab/actions/sqlLab.js	58.97% <0.00%> (ø)
superset-frontend/src/setup/setupErrorMessages.ts	0.00% <0.00%> (ø)

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