Update library install location #1311

Job	Run time
conda (ubuntu-latest)	1m 23s
posix (ubuntu-latest, OFF)	10m 32s
windows (windows-latest)	3m 30s
posix (ubuntu-latest, ON)	13m 40s
posix (ubuntu-latest, mpich, OFF)	44m 3s
posix (ubuntu-latest, mpich, ON)	48m 46s
posix (ubuntu-latest, openmpi, OFF)	40m 4s
posix (ubuntu-latest, openmpi, ON)	47m 22s
posix (macos-latest, OFF)	1m 30s
posix (macos-latest, ON)	1m 24s
posix (macos-latest, mpich, OFF)	2m 9s
posix (macos-latest, mpich, ON)	2m 20s
	3h 36m 43s

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