change existig test to verify that dropping unknown tables fails sile…

…ntly

tests/load/test_job_client.py

@@ -373,16 +373,14 @@ def test_drop_tables(client: SqlJobClientBase) -> None:
     client.drop_tables(tables_to_drop[0], "not_exists", *tables_to_drop[1:])
     client._update_schema_in_storage(schema)  # Schema was deleted, load it in again
     if isinstance(client, WithStagingDataset):
-        with contextlib.suppress(DatabaseUndefinedRelation):
-            with client.with_staging_dataset():
-                client.drop_tables(*tables_to_drop, delete_schema=False)
+        with client.with_staging_dataset():
+            client.drop_tables(*tables_to_drop, delete_schema=False)
     # drop again - should not break anything
     client.drop_tables(*tables_to_drop)
     client._update_schema_in_storage(schema)
     if isinstance(client, WithStagingDataset):
-        with contextlib.suppress(DatabaseUndefinedRelation):
-            with client.with_staging_dataset():
-                client.drop_tables(*tables_to_drop, delete_schema=False)
+        with client.with_staging_dataset():
+            client.drop_tables(*tables_to_drop, delete_schema=False)
 
     # Verify requested tables are dropped
     assert all(len(table[1]) == 0 for table in client.get_storage_tables(tables_to_drop))