add TaggedExpression #3313

Job	Run time
Documentation	1m 22s
Conda Examples	1m 46s
Tests for downstream project Firedrake	18m 24s
Tests for downstream project arraycontext	2m 48s
Mypy	1m 36s
Tests for downstream project meshmode	10m 11s
Pylint	1m 36s
Conda Pytest (ubuntu-latest)	3m 53s
Tests for downstream project grudge	10m 57s
Conda Pytest (macos-latest)	4m 11s
Tests for downstream project pytential	53m 51s
Conda Pytest with Intel CL	4m 13s
Conda Pytest without arg check	3m 47s
Tests for downstream project pytato	6m 13s
Conda Pytest Twice (for cache behavior)	5m 21s
Ruff	9s
Typos	4s
Validate CITATION.cff	7s
	2h 10m 29s

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