Allow CancellationContext in hashes #1890

Job	Run time
PSV.Linux.22.04.clang	2m 24s
PSV.Linux.22.04.gcc9.Tests.CodeCov	1m 40s
PSV.Linux.22.04.gcc9.Cpplint	1m 35s
PSV.Linux.Android.22.04	5m 55s
PSV.Linux.22.04.gcc11.OLP_SDK_ENABLE_DEFAULT_CACHE=OFF	59s
PSV.MacOS13.Xcode16	1m 48s
PSV.MacOS14.Xcode15	3m 48s
PSV.Linux.22.04.gcc9.OLP_SDK_ENABLE_DEFAULT_CACHE=OFF	52s
PSV.MacOS13.Xcode15.x86_64	2m 47s
PSV.iOS.MacOS13.Xcode15	9m 49s
PSV.Linux.22.04.gcc13	10m 36s
PSV.Linux.22.04.gcc11	4m 16s
PSV.Linux.22.04.gcc13.OLP_SDK_ENABLE_DEFAULT_CACHE=OFF	10m 6s
PSV.iOS.MacOS13.Xcode14	12m 7s
PSV.iOS.MacOS13.Xcode16	6m 53s
PSV.Win.VC2019	8m 58s
PSV.iOS.MacOS14.Xcode15	5m 35s
PSV.Commit.Checker	9s
	1h 30m 17s

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