Release 15.6 #664

Job	Run time
Julia 1.10 - macOS-latest - x64 - pull_request	2m 51s
Julia 1.10 - ubuntu-latest - x64 - pull_request	3m 17s
Julia 1.10 - windows-latest - x64 - pull_request	4m 20s
Julia 1.12 - windows-latest - x64 - pull_request	5m 12s
Julia 1.12 - macOS-latest - x64 - pull_request	4m 27s
Julia 1.12 - ubuntu-latest - x64 - pull_request	5m 48s
	25m 55s

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