Merge pull request #9021 from overleaf/bg-manual-decaff

manual decaff cleanup of __guard__

GitOrigin-RevId: 2e30b7fdbf03c79c22f7a99cef9462157bb4cf7e

services/track-changes/app/js/UpdatesManager.js

@@ -50,7 +50,7 @@ module.exports = UpdatesManager = {
       const op = rawUpdates[i]
       if (i > 0) {
         const thisVersion = op != null ? op.v : undefined
-        const prevVersion = __guard__(rawUpdates[i - 1], x => x.v)
+        const prevVersion = rawUpdates[i - 1]?.v
         if (!(prevVersion < thisVersion)) {
           logger.error(
             {