SQLx

Implement odbc-api database backend #336

Job	Run time
Format	9s
Unit Test (tokio, rustls)	1m 36s
CLI Binaries (ubuntu-latest)	38s
Check (async-std, native-tls)	3m 47s
Check (tokio, rustls)	3m 59s
Check (tokio, native-tls)	3m 48s
CLI Binaries (windows-latest)	1m 57s
Check (async-std, rustls)	4m 7s
Postgres	0s
MariaDB	0s
SQLite	0s
MySQL	0s
ODBC (SQLite ODBC)	0s
Postgres with SSL client cert	0s
MSSQL	0s
	20m 1s

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