fix: hardcoded index route fixed in show.stub

Author: mitulgolakiya

templates/scaffold/views/show.stub

@@ -9,7 +9,7 @@
                 </div>
                 <div class="col-sm-6">
                     <a class="btn btn-default float-right"
-                       href="{{ route('posts.index') }}">
+                       href="{{ route('$ROUTE_NAMED_PREFIX$$MODEL_NAME_PLURAL_CAMEL$.index') }}">
                         Back
                     </a>
                 </div>