C++ compatibility build

[ci] Fix lower batch test setup #4896

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Run time

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Job	Run time
MSVC C++17	1m 7s
Unix C++14	1m 49s
MSVC C++14	55s
MSVC C++20	1m 7s
Unix C++20	43s
Unix C++17	3m 32s
	9m 13s