Tania

[Bug] Runtime Error 'Lexer' object has no attribute '_SQL_REGEX'

14

### Is this a new bug in dbt-redshift? - [X] I believe this is a new bug in dbt-redshift - [X] I have searched the existing issues, and I could...

### Search before asking - [x] I searched the [issues](https://github.com/sqlfluff/sqlfluff/issues) and found no similar issues. ### What Happened When linting a generic test in dbt Cloud IDE (Studio), the linting...