SystemUI: ic_brightness_*: drawables get surface color

since google decided not to kill eyes of people with dark qs always but forgot to change the
the color in drawable of Brightnessbar elements. it was white colored.

 before: https://imgur.com/OrW2p7d

 after: https://imgur.com/7DV844t



if you are using gapps( with google overlays) then no need of this else needed

Signed-off-by: Harsh <harsh@project404.us>
Change-Id: If789337a275f46de3615bd0d0158b172ac6dd8c9

packages/SystemUI/res/drawable/ic_brightness_full.xml

@@ -14,6 +14,7 @@ Copyright (C) 2020 The Android Open Source Project
     limitations under the License.
 -->
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:androidprv="http://schemas.android.com/apk/prv/res/android"
         android:width="24dp"
         android:height="24dp"
         android:viewportWidth="24.0"
@@ -25,5 +26,5 @@ Copyright (C) 2020 The Android Open Source Project
 
     <path
         android:pathData=" M20,8.69 V4h-4.69L12,0.69L8.69,4H4v4.69L0.69,12L4,15.31V20h4.69L12,23.31L15.31,20H20v-4.69L23.31,12L20,8.69z M18,14.48V18h-3.52L12,20.48L9.52,18H6v-3.52L3.52,12L6,9.52V6h3.52L12,3.52L14.48,6H18v3.52L20.48,12L18,14.48z M12,7c-2.76,0 -5,2.24 -5,5s2.24,5 5,5s5,-2.24 5,-5S14.76,7 12,7z"
-        android:fillColor="#FFFFFF" />
+        android:fillColor="?androidprv:attr/colorSurface" />
 </vector>

packages/SystemUI/res/drawable/ic_brightness_low.xml

 <vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:androidprv="http://schemas.android.com/apk/prv/res/android"
     android:width="24dp"
     android:height="24dp"
     android:viewportWidth="24"
     android:viewportHeight="24"
     android:tint="?attr/colorControlNormal">
   <path
-      android:fillColor="@android:color/white"
+      android:fillColor="?androidprv:attr/colorSurface"
       android:pathData="M20,8.69L20,4h-4.69L12,0.69 8.69,4L4,4v4.69L0.69,12 4,15.31L4,20h4.69L12,23.31 15.31,20L20,20v-4.69L23.31,12 20,8.69zM18,14.48L18,18h-3.52L12,20.48 9.52,18L6,18v-3.52L3.52,12 6,9.52L6,6h3.52L12,3.52 14.48,6L18,6v3.52L20.48,12 18,14.48zM12,9c1.65,0 3,1.35 3,3s-1.35,3 -3,3 -3,-1.35 -3,-3 1.35,-3 3,-3m0,-2c-2.76,0 -5,2.24 -5,5s2.24,5 5,5 5,-2.24 5,-5 -2.24,-5 -5,-5z"/>
 </vector>

packages/SystemUI/res/drawable/ic_brightness_medium.xml

 <vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:androidprv="http://schemas.android.com/apk/prv/res/android"
     android:width="24dp"
     android:height="24dp"
     android:viewportWidth="24"
     android:viewportHeight="24"
     android:tint="?attr/colorControlNormal">
   <path
-      android:fillColor="@android:color/white"
+      android:fillColor="?androidprv:attr/colorSurface"
       android:pathData="M20,8.69L20,4h-4.69L12,0.69 8.69,4L4,4v4.69L0.69,12 4,15.31L4,20h4.69L12,23.31 15.31,20L20,20v-4.69L23.31,12 20,8.69zM18,14.48L18,18h-3.52L12,20.48 9.52,18L6,18v-3.52L3.52,12 6,9.52L6,6h3.52L12,3.52 14.48,6L18,6v3.52L20.48,12 18,14.48zM12,17c2.76,0 5,-2.24 5,-5s-2.24,-5 -5,-5v10z"/>
 </vector>