[storage/qmdb] Coordinate state sync finalization (#3439)

Author: clabby

examples/sync/src/bin/client.rs

@@ -150,6 +150,8 @@ where
                 apply_batch_size: 1024,
                 max_outstanding_requests: config.max_outstanding_requests,
                 update_rx: Some(update_receiver),
+                finish_rx: None,
+                reached_target_tx: None,
                 max_retained_roots: 8,
             };
 
@@ -214,6 +216,8 @@ where
                 apply_batch_size: 1024,
                 max_outstanding_requests: config.max_outstanding_requests,
                 update_rx: Some(update_receiver),
+                finish_rx: None,
+                reached_target_tx: None,
                 max_retained_roots: 8,
             };
 
@@ -275,6 +279,8 @@ where
                 apply_batch_size: 1024,
                 max_outstanding_requests: config.max_outstanding_requests,
                 update_rx: Some(update_receiver),
+                finish_rx: None,
+                reached_target_tx: None,
                 max_retained_roots: 8,
             };
 

storage/fuzz/fuzz_targets/qmdb_any_fixed_sync.rs

@@ -130,6 +130,8 @@ async fn test_sync<
     let sync_config: sync::engine::Config<FixedDb, R> = sync::engine::Config {
         context: context.with_label("sync").with_attribute("id", sync_id),
         update_rx: None,
+        finish_rx: None,
+        reached_target_tx: None,
         db_config,
         fetch_batch_size: NZU64!((fetch_batch_size % 100) + 1),
         target,