chore: bump memory available to integration tests

[tstirrat15]

Description

These are regularly failing quietly. When running them locally I watched them consume a hilarious amount of memory, which makes me think that they're ooming. Putting them in a bigger box should help, as well as speed them up.

Changes

• Use a bigger box

Testing

Review.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 74.55%. Comparing base (61e1e2f) to head (e3514b3).
⚠️ Report is 1 commits behind head on main.

❌ Your project status has failed because the head coverage (74.55%) is below the target coverage (75.00%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2951      +/-   ##
==========================================
+ Coverage   73.58%   74.55%   +0.97%     
==========================================
  Files         490      490              
  Lines       60385    60385              
==========================================
+ Hits        44428    45011     +583     
+ Misses      12796    12225     -571     
+ Partials     3161     3149      -12     

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