Move ro.bootimage.build.fingerprint to build.prop

This allows to update the property when signing the build
content without the need of unpacking the boot images.

Change-Id: I51c8ae757987fda1c34a6557a384f6c4dd428e03

core/Makefile

@@ -166,7 +166,6 @@ $(INSTALLED_DEFAULT_PROP_TARGET): $(intermediate_system_build_prop)
 	        echo "#" >> $@;
 	$(hide) echo ro.bootimage.build.date=`$(DATE_FROM_FILE)`>>$@
 	$(hide) echo ro.bootimage.build.date.utc=`$(DATE_FROM_FILE) +%s`>>$@
-	$(hide) echo ro.bootimage.build.fingerprint="$(BUILD_FINGERPRINT_FROM_FILE)">>$@
 	$(hide) build/tools/post_process_props.py $@
 
 # -----------------------------------------------------------------
@@ -369,6 +368,7 @@ endif
 $(INSTALLED_BUILD_PROP_TARGET): $(intermediate_system_build_prop) $(INSTALLED_RECOVERYIMAGE_TARGET)
 	@echo "Target build info: $@"
 	$(hide) cat $(intermediate_system_build_prop) > $@
+	$(hide) echo ro.bootimage.build.fingerprint="$(BUILD_FINGERPRINT_FROM_FILE)">>$@
 ifdef INSTALLED_RECOVERYIMAGE_TARGET
 	$(hide) echo ro.expect.recovery_id=`cat $(RECOVERYIMAGE_ID_FILE)` >> $@
 endif