fix: router devices to packet layer

Change-Id: Ia457504258575d677bddb1246dc8ee74f21c828c
diff --git a/web/gui/src/main/webapp/app/view/topo/topoFilter.js b/web/gui/src/main/webapp/app/view/topo/topoFilter.js
index a1944c5..b877fce 100644
--- a/web/gui/src/main/webapp/app/view/topo/topoFilter.js
+++ b/web/gui/src/main/webapp/app/view/topo/topoFilter.js
@@ -44,6 +44,7 @@
             },
             device: {
                 switch: 'pkt',
+                router: 'pkt',
                 roadm: 'opt',
                 otn: 'opt'
             },