graphdb: pass context to DisconnectBlockAtHeight

graph/db/interfaces.go

@@ -412,6 +412,6 @@ type Store interface { //nolint:interfacebloat
 	// set to the last prune height valid for the remaining chain.
 	// Channels that were removed from the graph resulting from the
 	// disconnected block are returned.
-	DisconnectBlockAtHeight(height uint32) ([]*models.ChannelEdgeInfo,
-		error)
+	DisconnectBlockAtHeight(ctx context.Context,
+		height uint32) ([]*models.ChannelEdgeInfo, error)
 }