Update Security String to 2020-11-05

Bug: 168709737
Change-Id: I981139f21fb2ffcc9688aad02839a81ce6de6f5f
(cherry picked from commit 00d4c092a577ae19f80f56e29368ba2e442b5819)
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index f96fca0..d3ad4f4 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 := 2020-11-01
+      PLATFORM_SECURITY_PATCH := 2020-11-05
 endif
 .KATI_READONLY := PLATFORM_SECURITY_PATCH