⬆️🩹 Update mqt-core with a fix for ancillary qubit handling

[burgholzer]

Description

This PR updates mqt-core with a new fix (cda-tum/mqt-core#495) for a small bug that resulted in two circuits that were acting on the same number of "primary" qubits to report that circuits differed in their number of qubits.

Checklist:

• The pull request only contains commits that are related to it.
• I have added appropriate tests and documentation.
• I have made sure that all CI jobs on GitHub pass.
• The pull request introduces no new warnings and follows the project's style guidelines.

[codecov]

Codecov Report

Merging #340 (3b17c3a) into main (c56dde4) will decrease coverage by 0.2%.
The diff coverage is n/a.

Additional details and impacted files

@@           Coverage Diff           @@
##            main    #340     +/-   ##
=======================================
- Coverage   96.3%   96.2%   -0.2%     
=======================================
  Files         34      34             
  Lines       1739    1738      -1     
  Branches     213     212      -1     
=======================================
- Hits        1676    1672      -4     
- Misses        63      66      +3     

Flag	Coverage Δ
cpp	95.9% <ø> (-0.3%)	⬇️
python	97.2% <ø> (ø)

see 2 files with indirect coverage changes