Dynamically update the year in the footer #3584

Job	Run time
changes	2s
lint-crlf	4s
check-lockfile	4s
lint-newsfile	37s
lint	24s
check-sampleconfig	47s
check-schema-delta	47s
lint-clippy	0s
Typechecking	1m 29s
lint-pydantic	49s
lint-clippy-nightly	0s
lint-readme	0s
lint-rustfmt	0s
linting-done	1s
calculate-test-jobs	7s
trial-olddeps	8m 41s
portdb (3.8, 11)	3m 3s
portdb (3.11, 15)	3m 24s
complement (monolith, SQLite)	13m 21s
trial-pypy	0s
complement (monolith, Postgres)	14m 5s
complement (workers, Postgres)	21m 57s
cargo-bench	0s
cargo-test	0s
trial (3.8, sqlite, all)	5m 49s
sytest (focal)	9m 24s
trial (3.8, postgres, 11, all)	14m 54s
sytest (focal, postgres)	11m 10s
sytest (focal, multi-postgres, workers)	13m 17s
trial (3.8, sqlite)	5m 28s
sytest (focal, multi-postgres, workers, asyncio)	19m 4s
export-data	2m 31s
tests-done	4s
	2h 31m 23s

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