Add update context method to face and fingerprint HAL.

This is needed for changes that occur mid-operation and was lost
from the previous changes when switching from the single context
method to the overloaded approach.

Bug: 204584403
Test: atest VtsHalBiometricsFingerprintTargetTest VtsHalBiometricsFaceTargetTest

Change-Id: Ie917bce9de910a421e19130b6e518bd6fc85298e
diff --git a/biometrics/fingerprint/aidl/default/include/Session.h b/biometrics/fingerprint/aidl/default/include/Session.h
index 584cb27..acd5def 100644
--- a/biometrics/fingerprint/aidl/default/include/Session.h
+++ b/biometrics/fingerprint/aidl/default/include/Session.h
@@ -95,6 +95,8 @@
 
     ndk::ScopedAStatus onPointerUpWithContext(const PointerContext& context) override;
 
+    ndk::ScopedAStatus onContextChanged(const common::OperationContext& context) override;
+
     bool isClosed();
 
   private: