Update Coral SVN to 29

Bug: 168709737
Change-Id: Id30c75b551b9fac2cc5e3a5c0e25f5895f2f0b1d
diff --git a/device.mk b/device.mk
index 54f82fd..82af049 100644
--- a/device.mk
+++ b/device.mk
@@ -966,7 +966,7 @@
 
 # Increment the SVN for any official public releases
 PRODUCT_PROPERTY_OVERRIDES += \
-	ro.vendor.build.svn=28
+	ro.vendor.build.svn=29
 
 PRODUCT_COPY_FILES += \
     $(LOCAL_PATH)/powerhint.json:$(TARGET_COPY_OUT_VENDOR)/etc/powerhint.json