fix: formatting of SequencePath and AlternativePath (#2504) #2613

Job	Run time
validate (3.8, ubuntu-latest)	6m 55s
validate (3.8, macos-latest)	4m 41s
validate (3.8, windows-latest)	6m 0s
validate (3.9, ubuntu-latest)	4m 47s
validate (3.9, macos-latest)	6m 27s
validate (3.9, windows-latest)	5m 24s
validate (3.10, ubuntu-latest)	4m 29s
validate (3.10, macos-latest)	5m 46s
validate (3.10, windows-latest)	4m 58s
validate (3.11, ubuntu-latest)	6m 19s
validate (3.11, macos-latest)	4m 33s
validate (3.11, windows-latest)	6m 45s
validate (3.8, ubuntu-latest, -min, true, -min)	4m 18s
extra-tasks (gha:flake8, 3.8)	51s
finish	4s
	1h 12m 17s

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