SQLx

Make `AnyTypeInfoKind` public #173

Job	Run time
CLI Binaries (ubuntu-latest)	1m 26s
Check (async-std, native-tls)	24s
Format	5s
CLI Binaries (windows-latest)	1m 7s
Unit Test (tokio, rustls)	25s
Check (async-std, rustls)	26s
Check (tokio, native-tls)	37s
Check (tokio, rustls)	27s
Check (actix, native-tls)	22s
Check (actix, rustls)	36s
Postgres with SSL client cert	0s
MariaDB	0s
MySQL	0s
Postgres	0s
SQLite	0s
MSSQL	0s
	5m 55s

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