Fix tests in module/ suite

test/module/net_sql.common.lua

test/module/net_sql.common.result

test/module/net_sql.common.test

test/module/net_sql.common.test.lua

test/module/net_sql.mysql.lua

test/module/net_sql.mysql.result

test/module/net_sql.mysql.test

test/module/net_sql.mysql.test.lua

test/module/net_sql.pg.lua

test/module/net_sql.pg.result

test/module/net_sql.pg.test

test/module/net_sql.pg.test.lua

test/module/sophia.lua

test/module/sophia.result

test/module/sophia.test.lua

test/module/tarantool.cfg