Refactor - Adds a reference to the loader in the VM

[Lichtso]

This enables us to have a single Config when a VM runs multiple Executables.

[codecov-commenter]

Codecov Report

Merging #533 (7b2c149) into main (8f8568a) will increase coverage by 0.00%.
Report is 1 commits behind head on main.
The diff coverage is 87.94%.

@@           Coverage Diff           @@
##             main     #533   +/-   ##
=======================================
  Coverage   89.71%   89.72%           
=======================================
  Files          24       24           
  Lines       10213    10215    +2     
=======================================
+ Hits         9163     9165    +2     
  Misses       1050     1050           

Files	Coverage Δ
src/vm.rs	85.84% <100.00%> (+0.12%)	⬆️
test_utils/src/lib.rs	96.15% <ø> (ø)
src/jit.rs	92.07% <87.59%> (ø)