change: Use new parametrization scheme for gates

[kshyatt-aws]

Issue #, if available: N/A

Description of changes: Change the supertype of angled gates to be a parametrized abstract type containing the total angle count. This allows us to simply the gate application code.

Testing done: Unit and integ tests passed locally.

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[codecov-commenter]

Codecov Report

Patch coverage: 83.12% and project coverage change: -0.37% ⚠️

Comparison is base (e5d46af) 95.66% compared to head (136a48c) 95.30%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #63      +/-   ##
==========================================
- Coverage   95.66%   95.30%   -0.37%     
==========================================
  Files          35       35              
  Lines        4040     3831     -209     
==========================================
- Hits         3865     3651     -214     
- Misses        175      180       +5     

Files Changed	Coverage Δ
src/gate_applicators.jl	72.72% <72.72%> (-0.25%)	⬇️
PyBraket/src/pygates.jl	80.48% <80.48%> (-16.58%)	⬇️
src/gates.jl	92.30% <88.37%> (-1.03%)	⬇️
PyBraket/src/PyBraket.jl	87.17% <100.00%> (+0.33%)	⬆️
src/circuit.jl	99.34% <100.00%> (ø)
src/schemas.jl	100.00% <100.00%> (ø)

... and 2 files with indirect coverage changes

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