Reduce device lists replication traffic. #1814

Job	Run time
changes	3s
check-lockfile	5s
lint-crlf	4s
lint-newsfile	38s
check-sampleconfig	1m 10s
Typechecking	1m 37s
check-schema-delta	45s
lint	52s
lint-pydantic	50s
lint-clippy	0s
lint-clippy-nightly	0s
lint-rustfmt	0s
linting-done	1s
calculate-test-jobs	7s
portdb (3.8, 11)	3m 9s
complement (monolith, SQLite)	12m 30s
portdb (3.11, 15)	3m 25s
trial-olddeps	7m 20s
complement (monolith, Postgres)	13m 24s
complement (workers, Postgres)	20m 29s
cargo-bench	0s
cargo-test	0s
trial-pypy	0s
sytest (focal)	8m 38s
trial (3.8, sqlite, all)	4m 39s
sytest (focal, postgres)	10m 27s
sytest (focal, multi-postgres, workers)	14m 53s
trial (3.8, postgres, 11, all)	11m 14s
sytest (focal, multi-postgres, workers, asyncio)	19m 18s
trial (3.8, sqlite)	4m 25s
export-data	2m 8s
tests-done	2s
	2h 22m 13s

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