omni: Remove fingerprint.mk

ADDITIONAL_SYSTEM_PROPERTIES is deprecated. Need to be handled in build/make and build/soong now

Change-Id: Ie979c3d0532791f01bf9f444ac81cdf617288484
diff --git a/build/fingerprint.mk b/build/fingerprint.mk
deleted file mode 100644
index f9b8349..0000000
--- a/build/fingerprint.mk
+++ /dev/null
@@ -1,5 +0,0 @@
-# Build fingerprint
-ifneq ($(BUILD_FINGERPRINT),)
-ADDITIONAL_SYSTEM_PROPERTIES += \
-    ro.build.fingerprint=$(BUILD_FINGERPRINT)
-endif