fix flake8 B026 #3019

Job	Run time
Mypy	2m 7s
Pylint	2m 26s
Documentation	2m 13s
Tests for downstream project Firedrake	15m 59s
Tests for downstream project arraycontext	3m 27s
Tests for downstream project meshmode	14m 35s
Flake8	19s
Conda Examples	3m 41s
Tests for downstream project grudge	9m 20s
Tests for downstream project pytential	46m 25s
Tests for downstream project pytato	5m 45s
Conda Pytest (ubuntu-latest)	6m 12s
Conda Pytest with Intel CL	4m 23s
Conda Pytest (macos-latest)	7m 19s
Conda Pytest without arg check	5m 5s
Conda Pytest Twice (for cache behavior)	6m 30s
	2h 15m 46s

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