Double quoted identifier as column ref not added to column list

**Describe the bug**
When a double quoted identifier is used as a column identifier without a table specifier, it is not added to the column list.

**Database Engine**
snowflake

**To Reproduce**
-the SQL that be parsed
`SELECT "abcdefg" FROM DUAL`
-the node-sql-parser version
5.3.10
-the node version
v22.14.0

**Expected behavior**
Expect `columnList` to contain `"select::null::abcdefg"`
