Add a pass to outline computations in a function #1498

Job	Run time
Pylint	1m 57s
Documentation	2m 0s
Examples Conda Py3	1m 34s
Tests for downstream project meshmode	13m 8s
Mypy	1m 46s
Tests for downstream project grudge	9m 58s
Pytest Conda Py3 Intel	2m 14s
Tests for downstream project mirgecom	5s
Pytest Conda Py3 POCL	2m 40s
Tests for downstream project mirgecom_examples	4s
Ruff	5s
	35m 31s

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