Move accessibility feature pod to third position

Bug: 1015199
Change-Id: I73b009d4d4a20000a78ed15a11618adeec037800
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1864525Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Commit-Queue: Ahmed Mehfooz <amehfooz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#707034}

ash/system/unified/unified_system_tray_controller.cc

@@ -359,11 +359,11 @@ void UnifiedSystemTrayController::OnAudioSettingsButtonClicked() {
 void UnifiedSystemTrayController::InitFeaturePods() {
   AddFeaturePodItem(std::make_unique<NetworkFeaturePodController>(this));
   AddFeaturePodItem(std::make_unique<BluetoothFeaturePodController>(this));
+  AddFeaturePodItem(std::make_unique<AccessibilityFeaturePodController>(this));
   AddFeaturePodItem(std::make_unique<QuietModeFeaturePodController>(this));
   AddFeaturePodItem(std::make_unique<RotationLockFeaturePodController>());
   AddFeaturePodItem(std::make_unique<NightLightFeaturePodController>(this));
   AddFeaturePodItem(std::make_unique<CastFeaturePodController>(this));
-  AddFeaturePodItem(std::make_unique<AccessibilityFeaturePodController>(this));
   AddFeaturePodItem(std::make_unique<VPNFeaturePodController>(this));
   AddFeaturePodItem(std::make_unique<IMEFeaturePodController>(this));
   AddFeaturePodItem(std::make_unique<LocaleFeaturePodController>(this));