upgrade go to 1.24 to fix cicd issue

[derrickaw]

#3008 shows cicd failing, so upgrading everything to 1.24

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 50.42%. Comparing base (40b4a35) to head (20f61ad).
⚠️ Report is 7 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #3048      +/-   ##
============================================
+ Coverage     50.41%   50.42%   +0.01%     
  Complexity     5021     5021              
============================================
  Files           969      969              
  Lines         59547    59547              
  Branches       6493     6493              
============================================
+ Hits          30018    30025       +7     
+ Misses        27406    27399       -7     
  Partials       2123     2123              

Components	Coverage Δ
spanner-templates	70.63% <ø> (+0.03%)	⬆️
spanner-import-export	68.99% <ø> (+0.11%)	⬆️
spanner-live-forward-migration	80.02% <ø> (ø)
spanner-live-reverse-replication	77.44% <ø> (-0.05%)	⬇️
spanner-bulk-migration	88.27% <ø> (ø)
see 4 files with indirect coverage changes

🚀 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.