tests

Introduce ARITY to PrimaryKeyTrait #4198

Job	Run time
Rustfmt	17s
Init	5s
Examples (examples/actix_example)	2m 30s
Clippy	1m 35s
Examples (examples/axum_example)	2m 22s
Unit Test	3m 9s
Examples (examples/basic)	1m 14s
Examples (examples/graphql_example)	2m 41s
Examples (examples/jsonrpsee_example)	2m 38s
Examples (examples/loco_example)	3m 13s
Examples (examples/poem_example)	2m 6s
Examples (examples/proxy_gluesql_example)	1m 14s
Examples (examples/rocket_example)	3m 14s
Examples (examples/rocket_okapi_example)	3m 34s
Examples (examples/salvo_example)	2m 47s
Examples (examples/seaography_example)	2m 22s
Examples (examples/tonic_example)	2m 20s
Compile PostgreSQL (tokio, native-tls)	3m 9s
Compile PostgreSQL (tokio, rustls)	3m 0s
Compile MySQL (actix, native-tls)	2m 40s
Compile SQLite (async-std, native-tls)	2m 56s
Compile MySQL (actix, rustls)	2m 52s
CLI	0s
Compile SQLite (async-std, rustls)	2m 51s
Issues Matrix	0s
Issues	0s
MariaDB (10.6, actix, native-tls)	2m 16s
MySQL (8, actix, native-tls)	3m 29s
MySQL (5.7, actix, native-tls)	3m 25s
Postgres (14.4, tokio, native-tls)	6m 50s
SQLite (async-std, native-tls)	5m 2s
SQLite (async-std, rustls)	4m 26s
	1h 20m 17s

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