DO NOT MERGE Fix issue #3373438: Update GBMR versions

Change-Id: Ia334babece0d3cecb19da8ddd240ee300d0ac3ac
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 3238a45..27e1ec4 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 := 2.4
+  PLATFORM_VERSION := 2.3.3
 endif
 
 ifeq "" "$(PLATFORM_SDK_VERSION)"