Remove use of macos-13 (x86-64)

[justsmth]

Description of changes:

Github is discontinuing support for the macos-13 runner: https://github.blog/changelog/2025-07-11-upcoming-changes-to-macos-hosted-runners-macos-latest-migration-and-xcode-support-policy-updates/#macos-13-is-closing-down

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license and the ISC license.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 78.96%. Comparing base (2c370b0) to head (d0b1998).
⚠️ Report is 4 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2729      +/-   ##
==========================================
- Coverage   78.96%   78.96%   -0.01%     
==========================================
  Files         671      671              
  Lines      114798   114801       +3     
  Branches    16153    16154       +1     
==========================================
- Hits        90655    90651       -4     
- Misses      23358    23365       +7     
  Partials      785      785              

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