chore(e2e-router): pin rxjs version to 5.5.2

To make tests work until the fix for
ReactiveX/rxjs#3151 is released.

e2e/router/package.json

@@ -6,7 +6,7 @@
   "nativescript": {
     "id": "org.nativescript.router",
     "tns-android": {
-      "version": "next"
+      "version": "3.4.0-2017-12-4-1"
     },
     "tns-ios": {
       "version": "next"
@@ -20,14 +20,14 @@
     "@angular/forms": "~5.0.0",
     "@angular/http": "~5.0.0",
     "@angular/platform-browser": "~5.0.0",
+    "@angular/platform-browser-dynamic": "~5.0.0",
     "@angular/router": "~5.0.0",
     "nativescript-angular": "file:../../nativescript-angular",
     "nativescript-intl": "^3.0.0",
     "reflect-metadata": "~0.1.8",
-    "rxjs": "^5.5.0",
+    "rxjs": "5.5.2",
     "tns-core-modules": "next",
-    "zone.js": "^0.8.4",
-    "@angular/platform-browser-dynamic": "~5.0.0"
+    "zone.js": "^0.8.4"
   },
   "devDependencies": {
     "@types/chai": "^4.0.2",
@@ -53,4 +53,4 @@
     "compile-tests-w": "tsc -p e2e --watch",
     "update-app-ng-deps": "update-app-ng-deps"
   }
-}
+}