Update security string to 2022-02-01

Bug: 210005927

Change-Id: I573c92e95022c3f2b47e18646355208bda890386
Merged-In: Ifcc54fbdb18bb480e73c2f52ebefd968b52a1e27
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 21598c4..7bcd42b 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -231,7 +231,7 @@
     #  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 := 2022-01-01
+      PLATFORM_SECURITY_PATCH := 2022-02-01
 endif
 
 ifndef PLATFORM_SECURITY_PATCH_TIMESTAMP