invoicesrpc: add HTLC modifier to invoices RPC server

This commit integrates the HTLC modifier service into the
invoices RPC server.

rpcserver.go

@@ -684,7 +684,8 @@ func newRPCServer(cfg *Config, interceptorChain *rpcperms.InterceptorChain,
 func (r *rpcServer) addDeps(s *server, macService *macaroons.Service,
 	subServerCgs *subRPCServerConfigs, atpl *autopilot.Manager,
 	invoiceRegistry *invoices.InvoiceRegistry, tower *watchtower.Standalone,
-	chanPredicate chanacceptor.MultiplexAcceptor) error {
+	chanPredicate chanacceptor.MultiplexAcceptor,
+	invoiceHtlcModifier *invoices.HtlcModificationInterceptor) error {
 
 	// Set up router rpc backend.
 	selfNode, err := s.graphDB.SourceNode()
@@ -787,7 +788,7 @@ func (r *rpcServer) addDeps(s *server, macService *macaroons.Service,
 		s.sweeper, tower, s.towerClientMgr, r.cfg.net.ResolveTCPAddr,
 		genInvoiceFeatures, genAmpInvoiceFeatures,
 		s.getNodeAnnouncement, s.updateAndBrodcastSelfNode, parseAddr,
-		rpcsLog, s.aliasMgr,
+		rpcsLog, s.aliasMgr, invoiceHtlcModifier,
 	)
 	if err != nil {
 		return err