Revert "fix: handle missing table in read_table when raise_if_empty=False (BigQuery test_seed_run_results)"

This reverts commit 9fc552e.

Author: joostboon

integration_tests/tests/dbt_project.py

@@ -99,14 +99,7 @@ def read_table(
         query = self.read_table_query(
             table_name, where, group_by, order_by, limit, column_names
         )
-        try:
-            results = self.run_query(query)
-        except IndexError:
-            # run_operation returns [] when the query fails (e.g. table/view not found).
-            # When raise_if_empty=False, treat missing table as empty result.
-            if raise_if_empty:
-                raise
-            return []
+        results = self.run_query(query)
         if raise_if_empty and len(results) == 0:
             raise ValueError(
                 f"Table '{table_name}' with the '{where}' condition is empty."