graphdb: pass context to IsPublicNode

graph/db/interfaces.go

@@ -150,7 +150,8 @@ type Store interface { //nolint:interfacebloat
 	// IsPublicNode is a helper method that determines whether the node with
 	// the given public key is seen as a public node in the graph from the
 	// graph's source node's point of view.
-	IsPublicNode(v lnwire.GossipVersion, pubKey [33]byte) (bool, error)
+	IsPublicNode(ctx context.Context, v lnwire.GossipVersion,
+		pubKey [33]byte) (bool, error)
 
 	// GraphSession will provide the call-back with access to a
 	// NodeTraverser instance which can be used to perform queries against