Fixed issue found by tests running on Android API 21/22

Author: psh

app/src/main/java/fr/free/nrw/commons/settings/SettingsFragment.java

@@ -38,14 +38,9 @@ public class SettingsFragment extends PreferenceFragment {
 
     @Inject @Named("default_preferences") SharedPreferences prefs;
 
-    @Override
-    public void onAttach(Context context) {
-        AndroidInjection.inject(this);
-        super.onAttach(context);
-    }
-
     @Override
     public void onCreate(Bundle savedInstanceState) {
+        AndroidInjection.inject(this);
         super.onCreate(savedInstanceState);
 
         // Load the preferences from an XML resource