Fixed downgrade section of pims_split alembic file

shared/workspaces/alembic/versions/e8e6d54d8444_add_pimscache_split_workflow.py

@@ -216,11 +216,11 @@ def upgrade():
 def downgrade():
     op.execute(
         """
-        DELETE FROM workflows WHERE workflow_name = 'pims_split'
+        DELETE FROM workflow_templates WHERE workflow_name = 'pims_split'
         """
     )
     op.execute(
         """
-        DELETE FROM workflow_templates WHERE workflow_name = 'pims_split'
+        DELETE FROM workflows WHERE workflow_name = 'pims_split'
         """
     )