Add `AdjacencyList` python wrapper #32432

Job	Run time
Build and publish docs	5m 22s
Lint	15s
Build and test (linux-gnu-real32-32, ghcr.io/fenics/test-env:current-openmpi)	7m 9s
Build and test	12m 51s
Build and test (linux-gnu-real64-32, ghcr.io/fenics/test-env:current-openmpi)	7m 11s
Build and test (linux-gnu-complex64-32, ghcr.io/fenics/test-env:current-openmpi)	7m 11s
Build and test (linux-gnu-complex128-32, ghcr.io/fenics/test-env:current-openmpi)	7m 11s
Build and test (linux-gnu-real64-64, ghcr.io/fenics/test-env:current-openmpi)	7m 11s
Build and test (linux-gnu-complex128-64, ghcr.io/fenics/test-env:current-openmpi)	7m 11s
Build and test (linux-gnu-real64-32, ghcr.io/fenics/test-env:current-mpich)	7m 12s
Build and test (linux-gnu-complex128-32, ghcr.io/fenics/test-env:current-mpich)	7m 12s
	1h 15m 56s

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