Fixes #585: Can now use `cuda::memory::make_unique()` and have it def… #594

Job	Run time
build (windows-2019, 12.3.1, Visual Studio 16 2019, powershell, windows, -A x64)	13m 9s
build (windows-2019, 12.2.2, Visual Studio 16 2019, powershell, windows, -A x64)	12m 45s
build (windows-2019, 12.1.1, Visual Studio 16 2019, powershell, windows, -A x64)	13m 9s
build (windows-2019, 12.0.1, Visual Studio 16 2019, powershell, windows, -A x64)	12m 8s
build (windows-2019, 11.8.0, Visual Studio 16 2019, powershell, windows, -A x64)	11m 59s
build (windows-2019, 11.7.0, Visual Studio 16 2019, powershell, windows, -A x64)	11m 56s
build (windows-2019, 11.6.2, Visual Studio 16 2019, powershell, windows, -A x64)	11m 57s
build (windows-2019, 11.6.1, Visual Studio 16 2019, powershell, windows, -A x64)	8m 22s
build (windows-2019, 11.6.0, Visual Studio 16 2019, powershell, windows, -A x64)	7m 35s
build (windows-2019, 11.5.0, Visual Studio 16 2019, powershell, windows, -A x64)	7m 34s
build (windows-2019, 11.4.0, Visual Studio 16 2019, powershell, windows, -A x64)	7m 43s
build (windows-2019, 11.3.0, Visual Studio 16 2019, powershell, windows, -A x64)	7m 51s
build (windows-2019, 11.2.2, Visual Studio 16 2019, powershell, windows, -A x64)	7m 53s
build (windows-2019, 11.1.1, Visual Studio 16 2019, powershell, windows, -A x64)	8m 33s
build (windows-2019, 11.0.3, Visual Studio 16 2019, powershell, windows, -A x64)	8m 29s
	2h 31m 3s

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