Version bump to OPR5.170623.012

Change-Id: I2ca73932a84f0a2b742b35c59bb805eb72469651
diff --git a/core/build_id.mk b/core/build_id.mk
index 5cc98e5..fba1b8b 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -30,4 +30,4 @@
 # https://docs.google.com/document/d/17eqVTxMc2do05T6qwt4eASVyxy8u3Cme4u4fVD5q0VM/view#
 #
 
-export BUILD_ID=OPR5.170623.011
+export BUILD_ID=OPR5.170623.012