powerhint: fork powerhint.json for slider/whitefin

Move the powerhint.json from gs101 to slider/whitefin

Test: build
Bug: 215655510
Signed-off-by: Wei Wang <wvw@google.com>
Change-Id: I1517dc761837476485f7782610f0474f87e6b989
diff --git a/device-slider.mk b/device-slider.mk
index 3ec5b15..26f8798 100644
--- a/device-slider.mk
+++ b/device-slider.mk
@@ -110,5 +110,9 @@
 PRODUCT_PACKAGES += \
 	bt_vendor.conf
 
+# Power HAL config
+PRODUCT_COPY_FILES += \
+	device/google/raviole/powerhint-slider.json:$(TARGET_COPY_OUT_VENDOR)/etc/powerhint.json
+
 # This device is shipped with 31 (Android S)
 PRODUCT_SHIPPING_API_LEVEL := 31