feat(mariadb): support indexHints on mariadb dialect

[benjamin658]

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Description of change

Supports indexHints option on the mariadb dialect.

#11570

[codecov]

Codecov Report

Merging #11573 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master   #11573   +/-   ##
=======================================
  Coverage   96.27%   96.27%           
=======================================
  Files          94       94           
  Lines        9184     9184           
=======================================
  Hits         8842     8842           
  Misses        342      342

Impacted Files	Coverage Δ
lib/dialects/mariadb/index.js	100% <ø> (ø)	⬆️

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[sushantdhiman]

🎉 This PR is included in version 5.21.0 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

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