Bump deps

vendor/github.com/go-sql-driver/mysql/utils_go18.go

@@ -10,8 +10,40 @@
 
 package mysql
 
-import "crypto/tls"
+import (
+	"crypto/tls"
+	"database/sql"
+	"database/sql/driver"
+	"errors"
+)
 
 func cloneTLSConfig(c *tls.Config) *tls.Config {
 	return c.Clone()
 }
+
+func namedValueToValue(named []driver.NamedValue) ([]driver.Value, error) {
+	dargs := make([]driver.Value, len(named))
+	for n, param := range named {
+		if len(param.Name) > 0 {
+			// TODO: support the use of Named Parameters #561
+			return nil, errors.New("mysql: driver does not support the use of Named Parameters")
+		}
+		dargs[n] = param.Value
+	}
+	return dargs, nil
+}
+
+func mapIsolationLevel(level driver.IsolationLevel) (string, error) {
+	switch sql.IsolationLevel(level) {
+	case sql.LevelRepeatableRead:
+		return "REPEATABLE READ", nil
+	case sql.LevelReadCommitted:
+		return "READ COMMITTED", nil
+	case sql.LevelReadUncommitted:
+		return "READ UNCOMMITTED", nil
+	case sql.LevelSerializable:
+		return "SERIALIZABLE", nil
+	default:
+		return "", errors.New("mysql: unsupported isolation level: " + string(level))
+	}
+}