update platform version
update build id

Change-Id: I3a07e62b50744b7567fd4ba435f2a8528a2f6008
diff --git a/core/build_id.mk b/core/build_id.mk
index 2f587cb..8ee128f 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -19,4 +19,4 @@
 # (like "CRB01").  It must be a single word, and is
 # capitalized by convention.
 
-export BUILD_ID=GRK71
+export BUILD_ID=GRK73
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 658a803..f19a3c6 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -41,7 +41,7 @@
   # which is the version that we reveal to the end user.
   # Update this value when the platform version changes (rather
   # than overriding it somewhere else).  Can be an arbitrary string.
-  PLATFORM_VERSION := 2.3.6
+  PLATFORM_VERSION := 2.3.7
 endif
 
 ifeq "" "$(PLATFORM_SDK_VERSION)"