Add hicSparse backend to sparse matrix multiply. #604

Job	Run time
ci (Release, linux gnu-10)	3m 49s
ci (Release, linux gnu-12)	3m 35s
ci (Release, linux gnu-7)	3m 40s
ci (Release, linux clang-12)	3m 56s
ci (Release, linux intel)	4m 43s
ci (Release, linux intel-classic)	5m 31s
ci (Release, macos)	4m 47s
ci (Debug, linux gnu-10)	4m 25s
ci (Debug, linux gnu-12)	3m 40s
ci (Debug, linux gnu-7)	3m 29s
ci (Debug, linux clang-12)	3m 21s
ci (Debug, linux intel)	5m 0s
ci (Debug, linux intel-classic)	4m 53s
ci (Debug, macos)	2m 11s
	57m 0s

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