⬆️ ✨ Update to latest mqt-core version

[burgholzer]

Description

This PR updates the mqt-core submodule to its latest version. This brings a bunch of new and improved features such as:

• initial OpenQASM 3.0 support
• performance improvements for the underlying DD package

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

All modified and coverable lines are covered by tests ✅

Comparison is base (2ea6564) 96.0% compared to head (cb09f3e) 96.2%.

Additional details and impacted files

@@           Coverage Diff           @@
##            main    #345     +/-   ##
=======================================
+ Coverage   96.0%   96.2%   +0.1%     
=======================================
  Files         34      34             
  Lines       1739    1738      -1     
  Branches     212     212             
=======================================
+ Hits        1670    1672      +2     
+ Misses        69      66      -3     

Flag	Coverage Δ
cpp	95.9% <ø> (+0.2%)	⬆️
python	97.2% <ø> (ø)

see 2 files with indirect coverage changes