fix(mysql): resolve lint issues in reader and writer

pkg/writers/mysql/writer.go

@@ -55,6 +55,7 @@ func (w *Writer) writeDatabaseDDL(db *models.Database) error {
 	}
 	return nil
 }
+
 func (w *Writer) WriteSchema(s *models.Schema) error {
 	for _, t := range s.Tables {
 		if err := w.writeTable(s, t); err != nil {
@@ -63,12 +64,14 @@ func (w *Writer) WriteSchema(s *models.Schema) error {
 	}
 	return nil
 }
+
 func (w *Writer) WriteTable(t *models.Table) error {
 	if w.writer == nil {
 		w.writer = os.Stdout
 	}
 	return w.writeTable(nil, t)
 }
+
 func (w *Writer) writeTable(s *models.Schema, t *models.Table) error {
 	name := t.Name
 	if s != nil {
@@ -125,6 +128,7 @@ func (w *Writer) writeTable(s *models.Schema, t *models.Table) error {
 	}
 	return nil
 }
+
 func (w *Writer) execute(dbm *models.Database, conn string) error {
 	var b strings.Builder
 	old := w.writer
@@ -150,6 +154,7 @@ func (w *Writer) execute(dbm *models.Database, conn string) error {
 	}
 	return nil
 }
+
 func stripComments(sqlText string) string {
 	lines := strings.Split(sqlText, "\n")
 	kept := lines[:0]