fix: Trim containers one level before max_depth

[untitaker]

No description provided.

[codecov-io]

Codecov Report

Merging #173 into release/0.4.8 will increase coverage by 0.01%.
The diff coverage is 84.61%.

@@                Coverage Diff                @@
##           release/0.4.8     #173      +/-   ##
=================================================
+ Coverage          64.28%   64.29%   +0.01%     
=================================================
  Files                 82       82              
  Lines               8895     8907      +12     
=================================================
+ Hits                5718     5727       +9     
- Misses              3177     3180       +3

Impacted Files	Coverage Δ
general/src/store/trimming.rs	93.12% <84.61%> (-0.88%)	⬇️

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