Update device toml specs to schema 2 #4573

Job	Run time
Python tests (ubuntu-22.04, lightning_qubit)	1h 0m 14s
C++ tests (ubuntu-22.04, lightning_qubit)	17m 51s
C++ tests (OpenBLAS) (ubuntu-22.04, lightning_qubit)	8m 50s
Python tests with OpenBLAS (ubuntu-22.04, lightning_qubit)	8m 21s
Build and cache Kokkos / Set Kokkos builder matrix	1s
Build and cache Kokkos / Kokkos core (SERIAL)	7s
Build and cache Kokkos / Kokkos core (OPENMP)	8s
C++ tests (multiple backends) (ubuntu-22.04, SERIAL, 4.2.00)	5m 35s
C++ tests (Kokkos) (ubuntu-22.04, lightning_kokkos, SERIAL, 4.2.00)	5m 22s
C++ tests (multiple backends) (ubuntu-22.04, OPENMP, 4.2.00)	5m 36s
Python tests with Kokkos (ubuntu-22.04, lightning_kokkos, SERIAL, 4.2.00)	56m 12s
Python tests with Kokkos (ubuntu-22.04, lightning_kokkos, OPENMP, 4.2.00)	58m 25s
Python tests with Kokkos (ubuntu-22.04, all, SERIAL, 4.2.00)	11m 44s
C++ tests (Kokkos) (ubuntu-22.04, lightning_kokkos, OPENMP, 4.2.00)	5m 13s
Python tests with Kokkos (ubuntu-22.04, all, OPENMP, 4.2.00)	11m 22s
Upload cpp coverage data to codecov	12s
Upload python coverage data to codecov	0s
	4h 15m 13s

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