Don't mask MySQL error messages

[mdmintz]

Don't mask MySQL error messages

Currently seeing: Unable to connect to Database after 3 retries.

But that was hiding this message: pymysql.err.OperationalError: (2003, "Can't connect to MySQL server on '127.0.0.1' ([Errno 61] Connection refused)") (which is more useful)

[mdmintz]

This was resolved by 4.15.12 - https://github.com/seleniumbase/SeleniumBase/releases/tag/v4.15.12