oriole: add TARGET_PREBUILT_KERNEL flag

Change-Id: I951b656d73d1920e37f6790f55156d8c7bc9fed1
diff --git a/omni_oriole.mk b/omni_oriole.mk
index b72445c..e86c7cc 100644
--- a/omni_oriole.mk
+++ b/omni_oriole.mk
@@ -48,6 +48,9 @@
 #BOARD_BOOTCONFIG += androidboot.selinux=permissive
 #BOARD_KERNEL_CMDLINE += androidboot.selinux=permissive
 
+# Kernel
+TARGET_PREBUILT_KERNEL := device/google/raviole-kernel/Image.lz4
+
 # HBM
 PRODUCT_COPY_FILES += \
     device/google/raviole/permissions/permissions_com.android.hbmsvmanager.xml:$(TARGET_COPY_OUT_SYSTEM_EXT)/etc/permissions/permissions_com.android.hbmsvmanager.xml