Add a benchmark folder #879

Job	Run time
Julia lts - macos-latest - x64 - pull_request	23m 36s
Julia 1 - windows-latest - x64 - pull_request	14m 14s
Julia lts - windows-latest - x64 - pull_request	15m 3s
Julia pre - macos-latest - x64 - pull_request	19m 24s
Julia lts - ubuntu-latest - x64 - pull_request	12m 45s
Julia 1 - macos-latest - arm64 - pull_request	7m 54s
Julia pre - windows-latest - x64 - pull_request	13m 53s
Julia 1 - ubuntu-latest - x64 - pull_request	11m 22s
Julia 1 - macos-latest - x64 - pull_request	22m 48s
Julia pre - ubuntu-latest - x64 - pull_request	11m 49s
	2h 32m 48s

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