Tests

Drop unstable MSC4151 implementation #4338

Job	Run time
check-lockfile	4s
lint-newsfile	35s
changes	3s
lint-crlf	5s
check-sampleconfig	39s
Typechecking	1m 22s
lint	19s
lint-pydantic	40s
check-schema-delta	43s
lint-clippy	0s
lint-clippy-nightly	0s
lint-readme	0s
lint-rustfmt	0s
linting-done	4s
calculate-test-jobs	4s
portdb (3.9, 13)	3m 16s
trial-pypy	0s
complement (monolith, SQLite)	14m 3s
portdb (3.13, 17)	3m 22s
complement (monolith, Postgres)	15m 19s
cargo-bench	0s
complement (workers, Postgres)	22m 2s
cargo-test	0s
trial-olddeps	6m 56s
trial (3.9, sqlite, all)	5m 59s
sytest (bullseye)	8m 15s
trial (3.9, postgres, 13, all)	13m 38s
sytest (bullseye, postgres)	9m 54s
trial (3.9, sqlite)	5m 47s
sytest (bullseye, multi-postgres, workers)	35m 56s
sytest (bullseye, multi-postgres, workers, asyncio)	18m 31s
export-data	2m 25s
tests-done	1s
	2h 50m 2s

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