Update README #6

Job	Run time
lint	40s
build-package	33s
unit-test (3.10, macos-latest)	40s
unit-test (3.10, ubuntu-latest)	26s
unit-test (3.10, windows-latest)	51s
unit-test (3.11, macos-latest)	21s
unit-test (3.11, ubuntu-latest)	21s
unit-test (3.11, windows-latest)	57s
unit-test (3.12, macos-latest)	21s
unit-test (3.12, ubuntu-latest)	31s
unit-test (3.12, windows-latest)	1m 11s
unit-test (3.7, ubuntu-latest)	28s
unit-test (3.7, windows-latest)	1m 7s
unit-test (3.8, macos-latest)	47s
unit-test (3.8, ubuntu-latest)	26s
unit-test (3.8, windows-latest)	1m 5s
unit-test (3.9, macos-latest)	36s
unit-test (3.9, windows-latest)	1m 0s
unit-test (3.9, ubuntu-latest)	25s
unit-test (pypy-3.10, macos-latest)	48s
unit-test (pypy-3.10, ubuntu-latest)	47s
unit-test (pypy-3.10, windows-latest)	2m 12s
publish-package	28s
sign-package	22s
	17m 23s

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