Bluetooth: add Bluetooth HAL service to dependent project

* add broadcom Bluetooth HAL service setting to O6/R4/Slider/Whitefin
projects make files

Bug: 190443033
Test: Manually
Change-Id: I2d61cce0e99a3b34571a46f6b4b524219547b75c
diff --git a/device-slider.mk b/device-slider.mk
index f4e6b57..a56ff29 100644
--- a/device-slider.mk
+++ b/device-slider.mk
@@ -77,3 +77,8 @@
 
 # Trusty liboemcrypto.so
 PRODUCT_SOONG_NAMESPACES += vendor/google_devices/raviole/prebuilts
+
+# Bluetooth HAL
+PRODUCT_PACKAGES += \
+	android.hardware.bluetooth@1.1-service.bcmbtlinux \
+	bt_vendor.conf