Add combinatorial basic module loaders in boa_interop

[hansl]

These can be useful in general for creating chains of custom module loaders without much boilerplate.

[hansl]

@jedel1043 This is ready to review when you're ready.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 37.28814% with 37 lines in your changes missing coverage. Please review.

Project coverage is 51.57%. Comparing base (6ddc2b4) to head (ba06dd0). Report is 263 commits behind head on main.

Files with missing lines	Patch %	Lines
core/interop/src/loaders/predicate.rs	48.88%	23 Missing :warning:
core/interop/src/loaders/merge.rs	0.00%	14 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3785      +/-   ##
==========================================
+ Coverage   47.24%   51.57%   +4.32%     
==========================================
  Files         476      476              
  Lines       46892    63688   +16796     
==========================================
+ Hits        22154    32845   +10691     
- Misses      24738    30843    +6105     

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