doze: Fix dark theme issues

This brings SwitchBar widget inline with 10 and fixes the
theme issues when the dark mode is enabled.

Change-Id: I6909b77bc649eb9eb760bf01b46f66570363e9d9

doze/res/values-night/colors.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2020 The LineageOS Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<resources>
+    <color name="switchbar_switch_track_tint">#82000000</color>
+    <color name="switchbar_switch_thumb_tint">@android:color/black</color>
+</resources>