extra: Move DocumentsUI and Settings Icon overlays to vendor/google_pixel

overlay/packages/apps/DocumentsUI/res/mipmap-anydpi/ic_launcher.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@*android:color/accent_device_default_light"/>
-    <foreground android:drawable="@mipmap/ic_foreground"/>
-</adaptive-icon>

overlay/packages/apps/Settings/res/mipmap-anydpi/ic_launcher.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@*android:color/accent_device_default_light"/>
-    <foreground android:drawable="@mipmap/ic_foreground"/>
-</adaptive-icon>

product.mk

@@ -28,10 +28,6 @@ PRODUCT_SYSTEM_DEFAULT_PROPERTIES += lineage.updater.uri="https://updater.oddsol
 PRODUCT_DEFAULT_DEV_CERTIFICATE := vendor/certs/releasekey
 PRODUCT_VERITY_SIGNING_KEY := vendor/certs/verity
 
-## Themes
-DEVICE_PACKAGE_OVERLAYS += vendor/extra/overlay
-PRODUCT_ENFORCE_RRO_EXCLUDED_OVERLAYS += vendor/extra/overlay
-
 EXCLUDE_GOOGLE_SERVICES_DEVICES += \
     %flo \
     %foster \