Ignore attempts to send to-device messages to bad users #1401

Job	Run time
lint-crlf	5s
check-lockfile	4s
lint-newsfile	34s
changes	3s
Typechecking	1m 29s
check-schema-delta	41s
lint	46s
lint-clippy	0s
lint-clippy-nightly	0s
check-sampleconfig	52s
lint-pydantic	52s
lint-rustfmt	0s
linting-done	2s
calculate-test-jobs	6s
trial-olddeps	8m 14s
complement (monolith, SQLite)	12m 32s
portdb (3.8, 11)	2m 56s
complement (monolith, Postgres)	14m 3s
portdb (3.11, 15)	2m 47s
complement (workers, Postgres)	20m 34s
cargo-bench	0s
cargo-test	0s
trial-pypy	0s
trial (3.8, sqlite, all)	4m 29s
sytest (focal)	9m 19s
trial (3.8, postgres, 11, all)	11m 0s
sytest (focal, postgres)	11m 3s
trial (3.8, sqlite)	4m 5s
sytest (focal, multi-postgres, workers)	13m 50s
sytest (focal, multi-postgres, workers, asyncio)	20m 1s
export-data	2m 6s
tests-done	2s
	2h 22m 35s

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