x15: shipping level to 32

As one step toward to 33

Test: boot to homescreen

Signed-off-by: Yongqin Liu <yongqin.liu@linaro.org>
Change-Id: I60ee9f8a334e48d34c9aa03f72cd93a4b7d95801
diff --git a/device.mk b/device.mk
index 94bdd19..a4487a0 100644
--- a/device.mk
+++ b/device.mk
@@ -27,7 +27,7 @@
 # Adjust the dalvik heap to be appropriate for a tablet.
 $(call inherit-product, frameworks/native/build/tablet-7in-xhdpi-2048-dalvik-heap.mk)
 
-PRODUCT_SHIPPING_API_LEVEL := 31
+PRODUCT_SHIPPING_API_LEVEL := 32
 PRODUCT_OTA_ENFORCE_VINTF_KERNEL_REQUIREMENTS := false
 
 # Set custom settings