project: Enable battery voltage check

Enable battery voltage checking before flashing or erasing
image.

CRs-Fixed: 988613
Change-Id: Ic55face8c5fd2d41c0234910f4fb1a20d3021612
diff --git a/project/msm8953.mk b/project/msm8953.mk
index a26cadf..9787a5a 100644
--- a/project/msm8953.mk
+++ b/project/msm8953.mk
@@ -108,3 +108,6 @@
 ifeq ($(ENABLE_MDTP_SUPPORT),1)
 DEFINES += MDTP_SUPPORT=1
 endif
+
+#enable battery voltage check
+DEFINES += CHECK_BAT_VOLTAGE=1