fix: allow flake8 as a linter too #2170

Job	Run time
change-detection / Identify source changes	10s
rr-tests / Run pylint	17s
rr-tests / Check Python 3.10 on ubuntu-latest	31s
rr-tests / Run cog on README	10s
rr-tests / Check Python 3.10 on windows-latest	51s
rr-tests / Action	14s
rr-tests / Check Python 3.12 on macos-15-intel	46s
rr-tests / Check Python 3.10 on macos-latest	39s
rr-tests / Check Python 3.12 on ubuntu-latest	34s
rr-tests / Check Python 3.12 on macos-latest	26s
rr-tests / Check Python 3.14 on windows-latest	47s
rr-tests / Check Python 3.14 on ubuntu-latest	36s
rr-tests / Check Python 3.14 on macos-latest	26s
rr-tests / Check Python 3.14 on macos-15-intel	1m 33s
rr-tests / Check Python 3.12 on windows-latest	45s
rr-tests / Check Python 3.10 on macos-15-intel	47s
cookie	-1s
pass	3s
	9m 34s

Provide feedback