chore(deps): update ubuntu docker tag to v26

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
ubuntu	final	major	24.04 → 26.04

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 55.04%. Comparing base (1003451) to head (5e44571).

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #673   +/-   ##
=======================================
  Coverage   55.04%   55.04%           
=======================================
  Files          57       57           
  Lines       10710    10710           
=======================================
  Hits         5895     5895           
  Misses       4815     4815           

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