Update Security String to 2019-04-05 Bug: 124119313 am: 0b5a344dc3
am: 0018e3f62d

Change-Id: Ib037b250c423864959722e2dcf13a2b14af5b97e
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index d47cd81..a96bf74 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -259,7 +259,7 @@
     #  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 := 2019-04-01
+      PLATFORM_SECURITY_PATCH := 2019-04-05
 endif
 .KATI_READONLY := PLATFORM_SECURITY_PATCH