fix(tests): upgrade sqlalchemy regex pattern for s390x.

This change handles similar OperationalError messages raised by different architectures.

Signed-off-by: Paulo Vital <paulo.vital@ibm.com>

Author: pvital

tests/clients/test_sqlalchemy.py

@@ -276,7 +276,7 @@ def test_error_before_tracing(self) -> None:
         invalid_connection_url = "postgresql://user1:pwd1@localhost:9999/mydb1"
         with pytest.raises(
             OperationalError,
-            match=r"\(psycopg2.OperationalError\) connection .* failed.*",
+            match=r"^(\(psycopg2\.OperationalError\)).*",
         ) as context_manager:
             engine = create_engine(invalid_connection_url)
             with engine.connect() as connection: