Update Security String to 2023-10-01 am: 5954b245b7 am: 49b6ed9c5a am: bbab8e0653

Original change: https://googleplex-android-review.googlesource.com/c/platform/build/+/24425586

Change-Id: I6d935373ff8c4872569ded104a0d946ed9329e25
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 8c6ddee..fe8ce4b 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 := 2023-09-01
+      PLATFORM_SECURITY_PATCH := 2023-10-01
 endif
 .KATI_READONLY := PLATFORM_SECURITY_PATCH