test: Added a test for PyTket loaded circuits

[nicolaassolini-qntm]

closes #1736

[codecov]

Codecov Report

❌ Patch coverage is 80.88235% with 39 lines in your changes missing coverage. Please review.
✅ Project coverage is 85.25%. Comparing base (1281928) to head (fd881c7).

Files with missing lines	Patch %	Lines
tket/src/modifier/modifier_resolver.rs	86.24%	25 Missing and 1 partial ⚠️
tket/src/modifier/modifier_resolver/call_modify.rs	13.33%	12 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1738      +/-   ##
==========================================
- Coverage   85.29%   85.25%   -0.04%     
==========================================
  Files         191      191              
  Lines       30355    30530     +175     
  Branches    28986    29161     +175     
==========================================
+ Hits        25890    26028     +138     
- Misses       3240     3275      +35     
- Partials     1225     1227       +2     

Flag	Coverage Δ
python	91.77% <ø> (ø)
qis-compiler	92.59% <ø> (ø)
rust	84.94% <80.88%> (-0.04%)	⬇️

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