chore: update dev-webpack to next in demo apps

Author: sis0k0

Diff for: e2e/modal-navigation-ng/package.json

@@ -44,7 +44,7 @@
     "lazy": "1.0.11",
     "nativescript-dev-appium": "next",
     "nativescript-dev-typescript": "next",
-    "nativescript-dev-webpack": "^0.11.0",
+    "nativescript-dev-webpack": "next",
     "nativescript-worker-loader": "~0.8.1",
     "raw-loader": "~0.5.1",
     "resolve-url-loader": "~2.2.1",

Diff for: e2e/single-page/package.json

@@ -50,7 +50,7 @@
     "mocha-multi": "^0.11.0",
     "nativescript-dev-appium": "next",
     "nativescript-dev-typescript": "~0.4.0",
-    "nativescript-dev-webpack": "^0.11.0",
+    "nativescript-dev-webpack": "next",
     "nativescript-worker-loader": "~0.8.1",
     "raw-loader": "~0.5.1",
     "resolve-url-loader": "~2.2.1",