Interoperability

pygrog.interop.GrogLinop	Wrap a pygrog SparseFFT-like operator as a sigpy.linop.Linop.
pygrog.interop.GrogLinearOp	Wrap a pygrog operator as an mrpro.operators.LinearOperator.
pygrog.interop.GrogLinearPhysics	Wrap a pygrog operator as a deepinv.physics.LinearPhysics.