Adds custom list of plugins to be passed on load #672

Job	Run time
initial_checks / Load tox environments	4s
initial_checks / codestyle (ubuntu-latest)	21s
tests / Load tox environments	8s
tests / py38-test-lts-all (ubuntu-latest)	2m 2s
tests / py39-test (ubuntu-latest)	1m 22s
tests / py310-test-all (ubuntu-latest)	1m 43s
tests / py311-test (ubuntu-latest)	1m 26s
tests / py311-test-all (ubuntu-latest)	1m 53s
tests / py38-docs (ubuntu-latest)	4m 37s
tests / py311-docs (macos-latest)	3m 25s
tests / py38-test-all (macos-latest)	1m 55s
tests / py39-test (macos-latest)	1m 45s
tests / py310-test-all (macos-latest)	3m 34s
tests / py311-test (macos-latest)	3m 13s
tests / py38-test (windows-latest)	2m 34s
tests / py310-test (windows-latest)	4m 58s
tests / py310-test-dev-all (ubuntu-latest)	2m 19s
tests / py311-test-dev (ubuntu-latest)	1m 58s
publish / Build source and wheel distribution	2m 34s
	41m 51s

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