MQI Check: adjust tolerance again to 1e-3

[lewisblake]

Change Summary

1e-4 the long run with main_freq=daily crashed CAMS2_83, so adjust tolerance again

Related issue number

NA, see chat

Checklist

• Start with a draft-PR
• The PR title is a good summary of the changes
• PR is set to AeroTools and a tentative milestone
• Documentation reflects the changes where applicable
• Tests for the changes exist where applicable
• Tests pass locally
• Tests pass on CI
• At least 1 reviewer is selected
• Make PR ready to review

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.96%. Comparing base (654afb8) to head (c506a06).
Report is 294 commits behind head on main-dev.

Additional details and impacted files

@@             Coverage Diff              @@
##           main-dev    #1293      +/-   ##
============================================
- Coverage     78.96%   78.96%   -0.01%     
============================================
  Files           136      136              
  Lines         20813    20842      +29     
============================================
+ Hits          16436    16458      +22     
- Misses         4377     4384       +7     

Flag	Coverage Δ
unittests	78.96% <ø> (-0.01%)	⬇️

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