fixed typo and updated changelog

tools/dbutils/select.go

@@ -5,7 +5,7 @@ import "regexp"
 // Regexp for columns and tables (the same as the one in dbx).
 var selectRegex = regexp.MustCompile(`(?i:\s+as\s+|\s+)([\w\-_\.]+)$`)
 
-// AliasOrIdentifier returns the alias from a column or table identifier,
+// AliasOrIdentifier returns the alias from a column or table identifier.
 // Returns the identifier unmodified if no alias was found.
 func AliasOrIdentifier(columnOrTableIdentifier string) string {
 	matches := selectRegex.FindStringSubmatch(columnOrTableIdentifier)