Version bump to NKG47P

Change-Id: I5d4b07d3ef7e756e931e27135e3da629f62158e6
diff --git a/core/build_id.mk b/core/build_id.mk
index 8940448..0d98240 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=NKG47O
+export BUILD_ID=NKG47P