Use Boost::json in olp-cpp-sdk-dataservice-write #2256

Job	Run time
PSV.Linux.22.04.gcc11.OLP_SDK_ENABLE_DEFAULT_CACHE=OFF	3m 40s
PSV.Linux.22.04.gcc9.Tests.CodeCov	10m 49s
PSV.Linux.22.04.gcc11.OLP_SDK_NO_EXCEPTION=ON	8m 10s
PSV.Commit.Checker	6s
PSV.Linux.latest.gcc14.OLP_SDK_ENABLE_DEFAULT_CACHE=OFF	5m 2s
PSV.Linux.22.04.gcc9.Cpplint	9m 1s
PSV.Linux.22.04.gcc11	9m 10s
PSV.Linux.22.04.clang	9m 29s
PSV.iOS.MacOS15.Xcode26.ARM64	7m 1s
PSV.Linux.24.04.gcc13.Tests	8m 8s
PSV.Linux.22.04.clang.hidden.OLP_SDK_NO_EXCEPTION=ON	3m 41s
PSV.iOS.MacOS14.Xcode15.ARM64	6m 38s
PSV.Linux.22.04.gcc9.OLP_SDK_ENABLE_DEFAULT_CACHE=OFF	3m 23s
PSV.Linux.Android.22.04	6m 59s
PSV.Win.VC2022	10m 36s
PSV.Clang.Format.Checker	40s
PSV.MacOS15.Xcode16.ARM64	17m 42s
PSV.iOS.MacOS15.Xcode16.ARM64	9m 48s
	2h 10m 3s

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