Update Security String to 2020-07-01 am: 4a475b4740

Change-Id: I6df8e4cb400ec1c08c5ac6e2b36bd55c2b8fb15a
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 645c648..cd34e46 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -240,7 +240,7 @@
     #  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 := 2020-06-05
+      PLATFORM_SECURITY_PATCH := 2020-07-01
 endif
 .KATI_READONLY := PLATFORM_SECURITY_PATCH