Merge pull request #50523 from nextcloud/backport/50299/stable30

[stable30] fix(files_versions): Update `unencrypted_size` during rollback

Author: artonge

apps/files_versions/lib/Storage.php

@@ -375,7 +375,8 @@ public static function rollback(string $file, int $revision, IUser $user) {
 			$fileInfo->getId(), [
 				'encrypted' => $oldVersion,
 				'encryptedVersion' => $oldVersion,
-				'size' => $oldFileInfo->getSize()
+				'size' => $oldFileInfo->getData()['size'],
+				'unencrypted_size' => $oldFileInfo->getData()['unencrypted_size'],
 			]
 		);
 
@@ -384,8 +385,6 @@ public static function rollback(string $file, int $revision, IUser $user) {
 			$files_view->touch($file, $revision);
 			Storage::scheduleExpire($user->getUID(), $file);
 
-			$node = $userFolder->get($file);
-
 			return true;
 		} elseif ($versionCreated) {
 			self::deleteVersion($users_view, $version);