Parameterize QasmUGate

[daxfohl]

Update QasmUGate to handle parameterized values for theta, phi, and lmda.
Resolves #5983
Resolves #5985

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.38%. Comparing base (ad37bb7) to head (e2c172f).
⚠️ Report is 4 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #7759   +/-   ##
=======================================
  Coverage   99.38%   99.38%           
=======================================
  Files        1090     1090           
  Lines       98248    98279   +31     
=======================================
+ Hits        97643    97674   +31     
  Misses        605      605           

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[pavoljuhas]

Beautiful! Thank you for fixing this.