[pre-commit.ci] auto fixes from pre-commit.com hooks

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examples/flask/app.py

@@ -18,9 +18,9 @@
 
 db = SQLAlchemy(engine_options={"echo": True})
 app = Flask(__name__)
-app.config[
-    "SQLALCHEMY_DATABASE_URI"
-] = "sqlite:////tmp/example.db?check_same_thread=False"
+app.config["SQLALCHEMY_DATABASE_URI"] = (
+    "sqlite:////tmp/example.db?check_same_thread=False"
+)
 db.init_app(app)