Update mariadb Docker tag to v11

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
mariadb		major	10.6 -> 11.6
mariadb	docker	major	10.6 -> 11.6

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[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (a486306) 70.71% compared to head (20933c3) 70.71%.

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Additional details and impacted files

@@           Coverage Diff           @@
##             main      #15   +/-   ##
=======================================
  Coverage   70.71%   70.71%           
=======================================
  Files          13       13           
  Lines         181      181           
=======================================
  Hits          128      128           
  Misses         53       53           

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