Enable WM Extensions on Pixel 6

Bug: 266196089
Change-Id: Ie4ec9c0217e28599af64a9ea9055a9d2af53943c
diff --git a/device-raven.mk b/device-raven.mk
index 2e685de..c1be72e 100644
--- a/device-raven.mk
+++ b/device-raven.mk
@@ -294,3 +294,5 @@
 PRODUCT_PRODUCT_PROPERTIES += \
     setupwizard.feature.enable_quick_start_flow_for_debug=true \
 
+# Window Extensions
+$(call inherit-product, $(SRC_TARGET_DIR)/product/window_extensions.mk)