NYC is 7.0

Bug: 29056633
Change-Id: Ib0186c5affd16b5223ba547b2cfff49d830dac1c
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 29eba95..1008bfa 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -43,7 +43,7 @@
   # 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 := N
+  PLATFORM_VERSION := 7.0
 endif
 
 ifeq "" "$(PLATFORM_SDK_VERSION)"