Add API flag for AFL API

Adds a flag behind which we add the new AFL API.

Bug: 365994454
Test: N/A
Change-Id: I35ae39dddf9ef13998495805f26b1b7bc087e670
diff --git a/core/java/android/security/flags.aconfig b/core/java/android/security/flags.aconfig
index a86c961..aedf8e0 100644
--- a/core/java/android/security/flags.aconfig
+++ b/core/java/android/security/flags.aconfig
@@ -106,3 +106,10 @@
     description: "Clear StrongAuth on add credential"
     bug: "320817991"
 }
+
+flag {
+    name: "afl_api"
+    namespace: "platform_security"
+    description: "AFL feature"
+    bug: "365994454"
+}