FR #14318673 Search - add synonyms

- add synonyms to be indexed at the same time as titles and sub-titles
- fix Wi-Fi keywords

Change-Id: I1cb026775592c29c2b813153574c6695e3e90f31

src/com/android/settings/wifi/WifiSettings.java

@@ -940,6 +940,7 @@ public class WifiSettings extends RestrictedSettingsFragment
                 SearchIndexableRaw data = new SearchIndexableRaw(context);
                 data.title = res.getString(R.string.wifi_settings);
                 data.screenTitle = res.getString(R.string.wifi_settings);
+                data.keywords = res.getString(R.string.keywords_wifi);
                 result.add(data);
 
                 // Add available Wi-Fi access points