wallet: Refuse to delegate stake to a vote account with a stale root slot (#5282)

* Refuse to delegate stake to a vote account with a stale root slot

* Remove sdk-c from the virtual manifest temporarily

For an unknown reason |cargo clippy| is getting stuck in CI
intermittently when trying to build this crate.

net/remote/remote-node.sh

@@ -261,7 +261,7 @@ local|tar|skip)
     waitForNodeToInit
 
     if [[ $skipSetup != true && $nodeType != blockstreamer ]]; then
-      ./multinode-demo/delegate-stake.sh $stake
+      ./multinode-demo/delegate-stake.sh --force $stake
     fi
     ;;
   replicator)