Fix slipped logging context when media rejected #1399

Job	Run time
lint-crlf	4s
lint-newsfile	33s
check-lockfile	9s
changes	4s
check-schema-delta	43s
lint	48s
check-sampleconfig	50s
lint-clippy	0s
Typechecking	1m 37s
lint-pydantic	1m 3s
lint-clippy-nightly	0s
lint-rustfmt	0s
linting-done	3s
calculate-test-jobs	8s
trial-olddeps	6m 58s
portdb (3.8, 11)	3m 29s
complement (monolith, SQLite)	12m 41s
portdb (3.11, 15)	3m 11s
complement (monolith, Postgres)	14m 18s
complement (workers, Postgres)	20m 15s
cargo-bench	0s
cargo-test	0s
trial-pypy	0s
sytest (focal)	9m 10s
trial (3.8, sqlite, all)	5m 2s
sytest (focal, postgres)	11m 19s
trial (3.8, postgres, 11, all)	11m 15s
sytest (focal, multi-postgres, workers)	14m 17s
trial (3.8, sqlite)	4m 10s
sytest (focal, multi-postgres, workers, asyncio)	20m 0s
export-data	2m 19s
tests-done	3s
	2h 24m 29s

Provide feedback