Version bump to OPR3.170623.004

Change-Id: I87f8d01ab91133662597e46e1f45987b3f0dc69c
diff --git a/core/build_id.mk b/core/build_id.mk
index 89f25df..5ec0f30 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -18,4 +18,4 @@
 # (like "CRB01").  It must be a single word, and is
 # capitalized by convention.
 
-export BUILD_ID=OPR3.170623.003
+export BUILD_ID=OPR3.170623.004