Format set_indexed_at's signature

baed1c4 landed it over rustfmt's width; `cargo fmt --check` is the
first gate the Desktop job runs.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

core/dr-catalog/src/face_shard.rs

@@ -521,7 +521,12 @@ impl FaceShardStore {
 
     /// Record when the catalog indexed a held image, for an entry that
     /// arrived without a marker — a peer's shard from before the column.
-    pub fn set_indexed_at(&self, file_id: u64, model_id: &str, at: i64) -> Result<(), CatalogError> {
+    pub fn set_indexed_at(
+        &self,
+        file_id: u64,
+        model_id: &str,
+        at: i64,
+    ) -> Result<(), CatalogError> {
         self.index.execute(
             "UPDATE entries SET indexed_at = ?3 WHERE file_id = ?1 AND model_id = ?2",
             rusqlite::params![file_id as i64, model_id, at],