Apply ruff fixes

alembic/versions/c7882cedc9ae_add_clamp_connections.py

@@ -5,16 +5,17 @@ Revises: bfbce324cd5f
 Create Date: 2026-07-02 13:31:57.064381
 """
 
-from typing import Sequence, Union
+from collections.abc import Sequence
+
+import sqlalchemy as sa
 
 from alembic import op
-import sqlalchemy as sa
 
 # revision identifiers, used by Alembic.
 revision: str = "c7882cedc9ae"
-down_revision: Union[str, None] = "bfbce324cd5f"
-branch_labels: Union[str, Sequence[str], None] = None
-depends_on: Union[str, Sequence[str], None] = None
+down_revision: str | None = "bfbce324cd5f"
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
 
 
 def upgrade() -> None: