Adding synchronize to cupy implementations #397

Job	Run time
Build ['ubuntu-latest', python='3.9']	7m 15s
Build ['windows-latest', python='3.9']	18m 57s
Build ['ubuntu-latest', python='3.10']	6m 36s
Build ['windows-latest', python='3.10']	14m 24s
Build ['ubuntu-latest', python='3.11']	5m 44s
Build ['windows-latest', python='3.11']	12m 49s
Test ['ubuntu-20.04', python='3.9']	3m 53s
Test ['ubuntu-20.04', python='3.9']	3m 43s
Test ['ubuntu-latest', python='3.9']	3m 49s
Test ['ubuntu-latest', python='3.9']	3m 48s
Test ['windows-latest', python='3.9']	7m 5s
Test ['windows-latest', python='3.9']	6m 33s
Test ['ubuntu-20.04', python='3.10']	3m 39s
Test ['ubuntu-20.04', python='3.10']	3m 47s
Test ['ubuntu-latest', python='3.10']	3m 57s
Test ['ubuntu-latest', python='3.10']	4m 1s
Test ['windows-latest', python='3.10']	7m 46s
Test ['windows-latest', python='3.10']	7m 18s
Test ['ubuntu-20.04', python='3.11']	3m 46s
Test ['ubuntu-20.04', python='3.11']	3m 41s
Test ['ubuntu-latest', python='3.11']	3m 52s
Test ['ubuntu-latest', python='3.11']	3m 47s
Test ['windows-latest', python='3.11']	8m 17s
Test ['windows-latest', python='3.11']	8m 12s
Upload dppy/label/dev ['${{ matrix.os }}', python='${{ matrix.python }}']	0s
Clean up anaconda packages	0s
	2h 36m 39s

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