sanders: Move build fingerprint to init

aosp_sanders.mk

@@ -34,6 +34,4 @@ PRODUCT_MANUFACTURER := motorola
 PRODUCT_SYSTEM_PROPERTY_BLACKLIST := ro.product.model
 
 PRODUCT_BUILD_PROP_OVERRIDES += \
-    BUILD_FINGERPRINT=google/walleye/walleye:8.1.0/OPM1.171019.011/4448085:user/release-keys \
-    PRIVATE_BUILD_DESC="sanders-7.1.1/NPS26.116-26/30:user/release-keys" \
     PRODUCT_NAME="Moto G5S Plus"

init/init_sanders.cpp

@@ -69,6 +69,10 @@ void vendor_load_properties()
     if (platform != ANDROID_TARGET)
         return;
 
+    // fingerprint
+    property_override("ro.build.description", "sanders-7.1.1/NPS26.116-26/30:user/release-keys");
+    property_override("ro.build.fingerprint", "google/walleye/walleye:8.1.0/OPM1.171019.011/4448085:user/release-keys"); // safetynet hax
+
     std::string sku = GetProperty("ro.boot.hardware.sku", "");
     property_set("ro.product.model", sku.c_str());