Add template allocate() and deallocate() methods to MemoryAllocator s… #779

Job	Run time
msbuild (windows-2019, MSVC, Debug)	3m 9s
msbuild (windows-2019, MSVC, Release)	3m 32s
msbuild (windows-2022, ClangCL, Debug)	3m 31s
msbuild (windows-2022, ClangCL, Release)	3m 43s
msbuild (windows-2022, MSVC, Debug)	4m 6s
msbuild (windows-2022, MSVC, Release)	3m 56s
cmake (windows-2019, MSVC, Debug, Win32)	9m 22s
cmake (windows-2019, MSVC, Debug, x64)	8m 28s
cmake (windows-2019, MSVC, Release, Win32)	8m 22s
cmake (windows-2019, MSVC, Release, x64)	9m 36s
cmake (windows-2022, ClangCL, Debug, Win32)	9m 26s
cmake (windows-2022, ClangCL, Debug, x64)	7m 54s
cmake (windows-2022, ClangCL, Release, Win32)	10m 38s
cmake (windows-2022, ClangCL, Release, x64)	10m 7s
cmake (windows-2022, MSVC, Debug, Win32)	8m 27s
cmake (windows-2022, MSVC, Debug, x64)	8m 44s
cmake (windows-2022, MSVC, Release, Win32)	10m 48s
cmake (windows-2022, MSVC, Release, x64)	7m 21s
	2h 11m 10s

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