Authentication state stays on enrollment mismatch

Bug: 291778822
Test: atest FakeFingerprintEngineTest
Change-Id: I4566303af982855aa0ebc52652464fb116a23858
diff --git a/biometrics/fingerprint/aidl/default/FakeFingerprintEngine.cpp b/biometrics/fingerprint/aidl/default/FakeFingerprintEngine.cpp
index 9757287..9f9ca96 100644
--- a/biometrics/fingerprint/aidl/default/FakeFingerprintEngine.cpp
+++ b/biometrics/fingerprint/aidl/default/FakeFingerprintEngine.cpp
@@ -258,7 +258,7 @@
         cb->onAuthenticationFailed();
         mLockoutTracker.addFailedAttempt();
         checkSensorLockout(cb);
-        return true;
+        return false;
     }
 }