chore: cargo fmt

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

crates/common/yaak-database/src/update_source.rs

@@ -20,7 +20,9 @@ impl UpdateSource {
 #[derive(Debug, Clone, Serialize, Deserialize, TS)]
 #[serde(rename_all = "snake_case", tag = "type")]
 pub enum ModelChangeEvent {
-    Upsert { created: bool },
+    Upsert {
+        created: bool,
+    },
     /// A delete for a workspace implies deletion of every model in that
     /// workspace — children are bulk-deleted without their own change rows or
     /// events, and consumers must prune the subtree themselves (the frontend