feat(go/adbc/driver/snowflake): add support for a client config file … #430

Job	Run time
check (macOS, adbcdrivermanager) / r-check	1m 35s
check (macOS, adbcflightsql) / r-check	2m 6s
check (macOS, adbcpostgresql) / r-check	2m 6s
check (macOS, adbcsnowflake) / r-check	2m 17s
check (macOS, adbcsqlite) / r-check	1m 41s
check (ubuntu, adbcdrivermanager) / r-check	1m 52s
check (ubuntu, adbcflightsql) / r-check	3m 51s
check (ubuntu, adbcsqlite) / r-check	2m 15s
check (ubuntu, adbcpostgresql) / r-check	3m 11s
check (ubuntu, adbcsnowflake) / r-check	2m 47s
check (windows, adbcdrivermanager) / r-check	4m 47s
check (windows, adbcflightsql) / r-check	6m 43s
check (windows, adbcpostgresql) / r-check	6m 21s
check (windows, adbcsnowflake) / r-check	7m 17s
check (windows, adbcsqlite) / r-check	4m 0s
	52m 49s

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