Nexus: Add dependency versions file + update docs #7277

Job	Run time
macos (macOS-GCC14-NoMPI-Real)	16m 58s
spack-centos-stream (GCC11-NoMPI-Debug-Real)	19m 41s
linux (GCC9-NoMPI-Debug-Real)	16m 34s
spack-centos-stream (GCC11-NoMPI-NoOMP-Real)	19m 8s
linux (GCC9-NoMPI-NoOMP-Real)	16m 16s
spack-centos-stream (GCC11-NoMPI-NoOMP-Complex)	18m 43s
linux (GCC9-NoMPI-NoOMP-Complex)	16m 22s
spack-centos-stream (GCC11-NoMPI-Sandbox-Real)	4m 21s
linux (GCC9-MPI-Sandbox-Real)	3m 51s
linux (GCC9-NoMPI-Sandbox-Complex)	3m 51s
linux (GCC9-MPI-Gcov-Real)	27m 11s
linux (GCC9-MPI-Gcov-Complex)	28m 12s
linux (GCC12-NoMPI-Werror-Real)	20m 1s
linux (GCC12-NoMPI-Werror-Complex)	20m 6s
linux (GCC12-NoMPI-Werror-Real-Mixed)	18m 41s
linux (GCC12-NoMPI-Werror-Complex-Mixed)	19m 3s
linux (Clang14-NoMPI-ASan-Real)	24m 25s
linux (Clang14-NoMPI-ASan-Complex)	23m 51s
linux (Clang14-NoMPI-UBSan-Real)	24m 2s
linux (Clang16-NoMPI-Offload-Real)	22m 29s
linux (Clang16-NoMPI-Offload-Complex)	23m 9s
	6h 26m 55s

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