feat: add mariadb connector

[oritwoen]

Resolves #186

[codecov]

Codecov Report

❌ Patch coverage is 33.92857% with 37 lines in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (main@cb8411f). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
src/connectors/mariadb.ts	32.72%	37 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #187   +/-   ##
=======================================
  Coverage        ?   55.92%           
=======================================
  Files           ?       26           
  Lines           ?     1105           
  Branches        ?      139           
=======================================
  Hits            ?      618           
  Misses          ?      485           
  Partials        ?        2           

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