Reorganize the tests into unit/functional/integration/external #40

Job	Run time
pre-commit / lint-extension	2m 58s
pre-commit / pre-commit	28s
codeql / codeql	2m 37s
test-conda / test-conda (ubuntu-latest, 3.9)	14m 13s
test-conda / test-conda (macos-latest, 3.9)	14m 55s
test-conda / test-conda (windows-latest, 3.9)	14m 34s
test-pip / test-pip (3.8, ~=2.0, true)	8m 2s
test-pip / test-pip (3.9, ~=2.0, true)	9m 30s
test-pip / test-pip (3.10, ~=2.0, true)	9m 31s
test-pip / test-pip (3.11, ~=2.0, true)	11m 39s
test-pip / test-pip (3.12-dev, true)	7m 59s
test-pip / test-pip (3.13-dev, true)	4m 5s
test-pip / test-pip (3.x)	7m 40s
test-pip / test-pip (3.x, ~=3.0)	10m 7s
test-pip / test-pip (3.11, ~=4.0, true)	2m 34s
test-pip / test-pip (3.x, false)	7m 52s
test-pip / test-pip (3.x, true, true)	14m 12s
build	1s
pass	3s
	2h 23m 0s

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