[automerger] [DO NOT MERGE] Updating security string for nyc-dev to 2018-05-01 bug: 74345861 am: 7c0f23dce5

Change-Id: I3e1a3207a870268adb780b2355bcd53bb2a71467
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 45941ed..0d421f3 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -114,7 +114,7 @@
     #  It must be of the form "YYYY-MM-DD" on production devices.
     #  It must match one of the Android Security Patch Level strings of the Public Security Bulletins.
     #  If there is no $PLATFORM_SECURITY_PATCH set, keep it empty.
-    PLATFORM_SECURITY_PATCH := 2018-04-01
+    PLATFORM_SECURITY_PATCH := 2018-05-01
 endif
 
 ifeq "" "$(PLATFORM_BASE_OS)"