fix: drop signer UUID from settings loader

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

lib/Service/File/SettingsLoader.php

@@ -144,7 +144,6 @@ public function getUserIdentificationSettings(?IUser $user, ?SignRequest $signRe
 		return [
 			'canSign' => false,
 			'canRequestSign' => false,
-			'signerFileUuid' => null,
 			'phoneNumber' => '',
 			'hasSignatureFile' => false,
 			'needIdentificationDocuments' => in_array($status, [