Remove FindBlosc2.cmake #5

Job	Run time
git_checks	7s
format	19s
linux (el8, gcc8, serial)	16m 37s
linux (el8, gcc8, mpi)	39m 52s
linux (el8, gcc9, serial)	14m 5s
linux (el8, gcc9, mpi)	34m 38s
linux (el8, gcc10, serial)	12m 2s
linux (el8, gcc10, mpi)	38m 26s
linux (el8, gcc11, serial)	12m 8s
linux (el8, gcc11, mpi)	33m 52s
linux (el8, icc, serial)	18m 11s
linux (el8, icc, mpi)	43m 38s
linux (el8, oneapi, serial)	16m 42s
linux (el8, oneapi, mpi)	38m 23s
linux (el8, nvhpc222, serial)	20m 45s
linux (el8, nvhpc222, mpi)	50m 51s
linux (el8, cuda, serial, build_only)	12m 2s
linux (el8, cuda, serial, kokkos, build_only)	12m 45s
linux (el8, gcc10, mpich)	54m 10s
docker (ubuntu-bionic)	12m 33s
macos (macos11, serial)	8m 53s
macos (macos12, serial)	10m 16s
linux_emu	0s
windows (win2019, serial)	8m 9s
windows (win2019, mpi)	11m 58s
windows (win2022, serial)	9m 14s
windows (win2022, mpi)	14m 12s
contract	0s
build_and_test	0s
	9h 4m 48s

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