Support `COMMENT ON` syntax in Postgres

[1ilit]

Describe the bug
The parser throws a syntax error when it gets to ON. It would be great if it recognized comments.

Database Engine
PostgreSQL

To Reproduce
-the SQL that be parsed

COMMENT ON TABLE users IS 'users table';

COMMENT ON TABLE "users" IS 'users table';

COMMENT ON COLUMN users.name IS 'first name and last name';

COMMENT ON COLUMN "users"."name" IS 'first name and last name';

-the node-sql-parser version
v5.3.2
-the node version
v18.20.3

Expected behavior
Output the ast