Tweak is_array_container_type logic following typing improvements #1900

Job	Run time
Ruff	7s
Typos	5s
basedpyright	1m 45s
Tests for downstream project meshmode	11m 16s
Tests for downstream project mirgecom	6s
Tests for downstream project grudge	10m 9s
Pytest Conda Py3 POCL	2m 21s
Tests for downstream project mirgecom_examples	4s
Pytest Conda Py3 Intel	2m 17s
Examples Conda Py3	1m 24s
Documentation	1m 45s
	31m 19s

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