fix: code cleanup

alembic/versions/d4f6a8b0c902_subscription_lifecycle.py

@@ -50,9 +50,6 @@ def upgrade() -> None:
             sa.ForeignKey("tenants.id", ondelete="CASCADE"),
             nullable=False,
         ),
-        # SET NULL rather than CASCADE: deleting a plan must not erase the record
-        # that a workspace was once on it. History that disappears when the thing
-        # it describes is removed is not history.
         sa.Column(
             "from_plan_id",
             UUID(as_uuid=True),
@@ -88,8 +85,6 @@ def upgrade() -> None:
         ["tenant_id", sa.text("created_at DESC")],
     )
 
-    # Tenant-scoped, so it gets the same treatment as every other tenant table —
-    # a workspace's commercial history is its own business.
     op.execute("ALTER TABLE tenant_subscription_history ENABLE ROW LEVEL SECURITY")
     op.execute("ALTER TABLE tenant_subscription_history FORCE ROW LEVEL SECURITY")
     op.execute(