Address difference in l2_norm implementations #529

Job	Run time
Build ['ubuntu-latest', python='3.9']	5m 7s
Build ['windows-2019', python='3.9']	18m 48s
Build ['ubuntu-latest', python='3.10']	5m 9s
Build ['windows-2019', python='3.10']	26m 31s
Build ['ubuntu-latest', python='3.11']	5m 8s
Build ['windows-2019', python='3.11']	26m 35s
Test ['ubuntu-20.04', python='3.9']	4m 16s
Test ['ubuntu-20.04', python='3.9']	4m 10s
Test ['ubuntu-latest', python='3.9']	4m 32s
Test ['ubuntu-latest', python='3.9']	4m 39s
Test ['windows-latest', python='3.9']	7m 6s
Test ['windows-latest', python='3.9']	7m 26s
Test ['ubuntu-20.04', python='3.10']	4m 27s
Test ['ubuntu-20.04', python='3.10']	4m 27s
Test ['ubuntu-latest', python='3.10']	4m 14s
Test ['ubuntu-latest', python='3.10']	4m 19s
Test ['windows-latest', python='3.10']	7m 29s
Test ['windows-latest', python='3.10']	7m 45s
Test ['ubuntu-20.04', python='3.11']	4m 11s
Test ['ubuntu-20.04', python='3.11']	4m 13s
Test ['ubuntu-latest', python='3.11']	4m 21s
Test ['ubuntu-latest', python='3.11']	4m 10s
Test ['windows-latest', python='3.11']	7m 15s
Test ['windows-latest', python='3.11']	7m 46s
Upload dppy/label/dev ['${{ matrix.os }}', python='${{ matrix.python }}']	0s
Clean up anaconda packages	0s
	3h 4m 4s

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