Turn on the new connected device page by default

Bug: 69926683
Test: RunSettingsRoboTests
Change-Id: Ice589b825226e92eace5f5fa6b58499a13e36ef8
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 0418d51..4beaf8f 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -178,7 +178,6 @@
         </activity>
 
         <activity android:name=".Settings$ConnectedDeviceDashboardActivity"
-            android:enabled="false"
             android:taskAffinity="com.android.settings"
             android:label="@string/connected_devices_dashboard_title"
             android:icon="@drawable/ic_devices_other"
@@ -204,6 +203,7 @@
         </activity>
 
         <activity android:name=".Settings$ConnectedDeviceDashboardActivityOld"
+                  android:enabled="false"
                   android:taskAffinity="com.android.settings"
                   android:label="@string/connected_devices_dashboard_title"
                   android:icon="@drawable/ic_devices_other"