Fix ExplicitBlobParamTest to use correct allocator for vectors #662

Job	Run time
OS windows-2022, Python 3.8, Java 8, C++11, MSVC v141, MinGW 7.5.0	1m 24s
OS windows-2022, Python 3.8, Java 8, C++11, MSVC v141, MinGW 7.5.0	3h 19m 7s
OS windows-2022, Python 3.9, Java 8, C++11, MSVC v141, MinGW 7.5.0	1m 24s
OS windows-2022, Python 3.9, Java 8, C++11, MSVC v141, MinGW 7.5.0	3h 16m 37s
OS windows-2022, Python 3.10, Java 8, C++11, MSVC v141, MinGW 7.5.0	1m 30s
OS windows-2022, Python 3.10, Java 8, C++11, MSVC v141, MinGW 7.5.0	3h 21m 15s
OS windows-2022, Python 3.11, Java 8, C++11, MSVC v141, MinGW 7.5.0	1m 26s
OS windows-2022, Python 3.11, Java 8, C++11, MSVC v141, MinGW 7.5.0	3h 19m 40s
OS windows-2022, Python 3.12, Java 8, C++11, MSVC v141, MinGW 7.5.0	1m 26s
OS windows-2022, Python 3.12, Java 8, C++11, MSVC v141, MinGW 7.5.0	3h 17m 27s
OS windows-2022, Python 3.8, Java 11, C++11, MSVC v141, MinGW 7.5.0	1m 26s
OS windows-2022, Python 3.8, Java 11, C++11, MSVC v141, MinGW 7.5.0	3h 30m 42s
OS windows-2022, Python 3.8, Java 17, C++11, MSVC v141, MinGW 7.5.0	1m 25s
OS windows-2022, Python 3.8, Java 17, C++11, MSVC v141, MinGW 7.5.0	3h 26m 48s
OS windows-2022, Python 3.8, Java 8, C++11, MSVC v142, MinGW 9.4.0	1m 12s
OS windows-2022, Python 3.8, Java 8, C++11, MSVC v142, MinGW 9.4.0	3h 14m 31s
OS windows-2022, Python 3.8, Java 8, C++17, MSVC v142, MinGW 9.4.0	1m 24s
OS windows-2022, Python 3.8, Java 8, C++17, MSVC v142, MinGW 9.4.0	3h 11m 23s
	1d 6h 10m 7s

Provide feedback