Fix cr_network_list_item.html data binding

Regression from:
https://chromium-review.googlesource.com/c/chromium/src/+/1842222

Bug: 1014915
TBR=khorimoto@chromium.org

Change-Id: I8b26ffc6015d1ed6e7fce8391c935f5f7ae83b94
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1865753Reviewed-by: Steven Bennetts <stevenjb@chromium.org>
Commit-Queue: Steven Bennetts <stevenjb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#707538}

ui/webui/resources/cr_elements/chromeos/network/cr_network_list_item.html

@@ -73,7 +73,7 @@
             hidden$="[[!isStateTextVisible_(networkState)]]"
             active$="[[isStateTextActive_(networkState,
                          activationUnavailable)]]">
-          [[getNetworkStateText_(networkState, cellActivationAvailable)]]
+          [[getNetworkStateText_(networkState, activationUnavailable)]]
         </div>
       </div>
       <template is="dom-if" if="[[isPolicySource(networkState.source)]]">