Update azul/zulu-openjdk Docker tag to v26

[renovate]

This PR contains the following updates:

Package	Update	Change
azul/zulu-openjdk	major	25 → 26

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 91.04%. Comparing base (327f564) to head (91a7e80).

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #8473   +/-   ##
=========================================
  Coverage     91.04%   91.04%           
  Complexity     7822     7822           
=========================================
  Files           893      893           
  Lines         23721    23721           
  Branches       2364     2364           
=========================================
  Hits          21596    21596           
  Misses         1407     1407           
  Partials        718      718           

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