[FEATURE] missing feature description, IDENTIFIER from Snowflake

[gbrlwise]

Grammar or Syntax Description

• Brief description of the failing SQL feature and the EBNF
• Example: WITH ROLLUP clause is not supported yet

Identifier Snowflake syntax isn't supported

SQL Example

• Simplified Query Example, focusing on the failing feature

  SELECT * FROM IDENTIFIER('db.schema_clear.table1')

SELECT 1 FROM IDENTIFIER('sandbox_db.sandbox_user.stg_ddcase_clear__aml_alert') LIMIT 1
```

• Please don't send screen shots

Additional context

The used JSQLParser Version (please test the latest SNAPSHOT version before submitting). v5.3
State the applicable RDBMS and version
Links to the reference documentation

https://docs.snowflake.com/en/sql-reference/identifier-literal this description isn't identified