Various fixes on the way to NCSA WEST #2983

Job	Run time
Mypy	5m 43s
Flake8	26s
Conda Pytest (ubuntu-latest)	8m 52s
Conda Pytest (macos-latest)	9m 6s
Documentation	7m 5s
Tests for downstream project Firedrake	18m 9s
Tests for downstream project arraycontext	6m 57s
Conda Examples	6m 29s
Tests for downstream project meshmode	13m 22s
Pylint	7m 20s
Tests for downstream project grudge	11m 51s
Conda Pytest without arg check	8m 55s
Conda Pytest with Intel CL	8m 50s
Tests for downstream project pytential	41m 29s
Conda Pytest Twice (for cache behavior)	9m 27s
Tests for downstream project pytato	8m 0s
	2h 52m 1s

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