feature: Handle cases in SQL plugins where the SQLAlchemy adapter doesn't support json SerDe parameters

[edgarrmondragon]

Feature scope

Other

Description

Some cases in the wild where the plugins downstream had to override create_engine:

• snowflakedb/snowflake-sqlalchemy#433
• laughingman7743/PyAthena#469

There's also the Teradata adapter as reported by a user (Slack, Linen.dev).