apply new rustfmt.toml changes, fix some clippy lints

Signed-off-by: strawberry <strawberry@puppygock.gay>

src/api/server/hierarchy.rs

@@ -8,7 +8,8 @@ use crate::{Error, Result, Ruma};
 /// Gets the space tree in a depth-first manner to locate child rooms of a given
 /// space.
 pub(crate) async fn get_hierarchy_route(
-	State(services): State<crate::State>, body: Ruma<get_hierarchy::v1::Request>,
+	State(services): State<crate::State>,
+	body: Ruma<get_hierarchy::v1::Request>,
 ) -> Result<get_hierarchy::v1::Response> {
 	if services.rooms.metadata.exists(&body.room_id).await {
 		services