fix: Use correct notation for byte value in postgres #1869

Job	Run time
Clippy	45s
Build `sea-query-postgres`	1m 32s
Build `sea-query-binder` (async-std, rustls)	3m 37s
Build `sea-query`	1m 9s
Build `sea-query-rusqlite`	47s
Rustfmt	24s
Unit Test	3m 0s
Derive Tests	1m 3s
SQLite (rusqlite)	42s
SQLite (sqlx_sqlite)	1m 11s
MariaDB (10.6, sqlx_mysql)	2m 4s
MySQL (8, sqlx_mysql)	1m 42s
MySQL (5.7, sqlx_mysql)	2m 14s
Any	2m 6s
PostgreSQL (14.4, postgres)	1m 4s
PostgreSQL (14.4, sqlx_postgres)	2m 8s
PostgreSQL (13.7, postgres)	1m 23s
PostgreSQL (13.7, sqlx_postgres)	1m 34s
PostgreSQL (12.11, postgres)	1m 20s
PostgreSQL (12.11, sqlx_postgres)	1m 52s
	31m 37s

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