fix: some newly surfaced typos #1941

Job	Run time
Typos	6s
Ruff	7s
Pytest Conda Py3 Intel	2m 25s
Documentation	1m 47s
basedpyright	1m 58s
Tests for downstream project grudge	11m 12s
Examples Conda Py3	1m 33s
Tests for downstream project mirgecom	6s
Tests for downstream project mirgecom_examples	6s
Pytest Conda Py3 POCL	2m 37s
Tests for downstream project meshmode	11m 21s
	33m 18s

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