Inherit benchmark simulators

[Chase-Grajeda]

Updated existing benchmarks to be subclasses of Benchmark

Changes implemented:

• Added new subclasses to benchmarks/__init__.py
• Added prior and observation_model interfaces to benchmark.py
• Changed sample in benchmark.py to now use batched_call on __call__
• Added class BernoulliGLM to bernoulli_glm.py and vectorized covariance matrix
• Added class BernoulliGLMRaw to bernoulli_glm_raw.py and vectorized covariance matrix
• Added class GaussianLinear to gaussian_linear.py
• Added class GaussianLinearUniform to gaussian_linear_uniform.py
• Added class GaussianMixture to gaussian_mixture.py
• Added class InverseKinematics to inverse_kinematics.py
• Added class LotkaVolterra to lotka_volterra.py
• Added class SIR to sir.py
• Added class SLCP to slcp.py
• Added class SLCPDistractors to slcp_distractors.py
• Added class TwoMoons to two_moons.py

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 0% with 289 lines in your changes missing coverage. Please review.

Project coverage is 55.82%. Comparing base (3855cb2) to head (b2cdc00).
Report is 21 commits behind head on streamlined-backend.

Files	Patch %	Lines
bayesflow/benchmarks/slcp_distractors.py	0.00%	36 Missing ⚠️
bayesflow/benchmarks/sir.py	0.00%	33 Missing ⚠️
bayesflow/benchmarks/lotka_volterra.py	0.00%	32 Missing ⚠️
bayesflow/benchmarks/bernoulli_glm.py	0.00%	28 Missing ⚠️
bayesflow/benchmarks/slcp.py	0.00%	23 Missing ⚠️
bayesflow/benchmarks/bernoulli_glm_raw.py	0.00%	22 Missing ⚠️
bayesflow/benchmarks/inverse_kinematics.py	0.00%	22 Missing ⚠️
bayesflow/benchmarks/gaussian_mixture.py	0.00%	19 Missing ⚠️
bayesflow/benchmarks/gaussian_linear_uniform.py	0.00%	18 Missing ⚠️
bayesflow/benchmarks/gaussian_linear.py	0.00%	17 Missing ⚠️
... and 3 more

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Additional details and impacted files

@@                   Coverage Diff                   @@
##           streamlined-backend     #180      +/-   ##
=======================================================
- Coverage                57.34%   55.82%   -1.52%     
=======================================================
  Files                      104      105       +1     
  Lines                     2070     2198     +128     
=======================================================
+ Hits                      1187     1227      +40     
- Misses                     883      971      +88     

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[stefanradev93]

Looking good!