chore(ci): Upgrade macos to 15 for Intel (13 is deprecated)

[ovr]

refs actions/runner-images#13046

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 83.25%. Comparing base (f2e1a98) to head (bd056c4).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master   #10151   +/-   ##
=======================================
  Coverage   83.25%   83.25%           
=======================================
  Files         247      247           
  Lines       74259    74259           
=======================================
  Hits        61825    61825           
  Misses      12434    12434           

Flag	Coverage Δ
cubesql	83.25% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.