Merge "Sync core/java/android/security/flags.aconfig to AOSP" into main

core/java/android/security/flags.aconfig

@@ -21,3 +21,25 @@ flag {
     bug: "296464083"
     is_fixed_read_only: true
 }
+
+flag {
+    name: "deprecate_fsv_sig"
+    namespace: "hardware_backed_security"
+    description: "Feature flag for deprecating .fsv_sig"
+    bug: "277916185"
+}
+
+flag {
+    name: "extend_vb_chain_to_updated_apk"
+    namespace: "hardware_backed_security"
+    description: "Use v4 signature and fs-verity to chain verification of allowlisted APKs to Verified Boot"
+    bug: "277916185"
+    is_fixed_read_only: true
+}
+
+flag {
+    name: "binary_transparency_sepolicy_hash"
+    namespace: "hardware_backed_security"
+    description: "Collect sepolicy hash from sysfs"
+    bug: "308471499"
+}