roachtest: test with sqlalchemy 2.0.43

The tests need this upstream change to pass:
sqlalchemy/sqlalchemy@c868afc

This is because of a recent change in the adapter:
cockroachdb/sqlalchemy-cockroachdb#274

Release note: None

Author: rafiss

pkg/cmd/roachtest/tests/sqlalchemy.go

@@ -24,7 +24,7 @@ import (
 var sqlAlchemyResultRegex = regexp.MustCompile(`^(?P<test>test.*::.*::[^ \[\]]*(?:\[.*])?) (?P<result>\w+)\s+\[.+]$`)
 var sqlAlchemyReleaseTagRegex = regexp.MustCompile(`^rel_(?P<major>\d+)_(?P<minor>\d+)_(?P<point>\d+)$`)
 
-var supportedSQLAlchemyTag = "2.0.23"
+var supportedSQLAlchemyTag = "2.0.43"
 
 // This test runs the SQLAlchemy dialect test suite against a single Cockroach
 // node.