Update Security String to 2023-03-01

Bug: 265319238

Change-Id: Ie75a94addbd7fec66397f89baf6e3c18487c72fb
Merged-In: Ie75a94addbd7fec66397f89baf6e3c18487c72fb
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 5537b67..70371e8 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 := 2023-02-01
+      PLATFORM_SECURITY_PATCH := 2023-03-01
 endif
 .KATI_READONLY := PLATFORM_SECURITY_PATCH