Add stub for IRPC v3

Bug: 254569740
Test: m android.hardware.security.keymint-service.widevine
Change-Id: Ia79d53921258ccd755f1b753c0081aad84a8e85e

libwvdrmengine/factory_upload_tool/include/WidevineRemotelyProvisionedComponent.h

@@ -48,6 +48,13 @@ class WidevineRemotelyProvisionedComponent
       ProtectedData* protectedData,
       std::vector<uint8_t>* keysToSignMac) override;
 
+  ScopedAStatus generateCertificateRequestV2(
+      const std::vector<MacedPublicKey>& /* keysToSign */,
+      const std::vector<uint8_t>& /* challenge */,
+      std::vector<uint8_t>* /* csr */) override {
+      return ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+  }
+
  private:
   std::unique_ptr<widevine::WidevineProvisioner> provisioner_;
 };