Extended expiry milestone of Password Editing on Desktop

Change-Id: I35e47822676fa88221a4061c3bbf231670a8d02a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2560299Reviewed-by: Vasilii Sukhanov <vasilii@chromium.org>
Commit-Queue: Viktor Semeniuk <vsemeniuk@google.com>
Cr-Commit-Position: refs/heads/master@{#830985}

chrome/browser/flag-metadata.json

@@ -1076,7 +1076,7 @@
   {
     "name": "edit-passwords-in-settings",
     "owners": [ "fhorschig", "jdoerrie" ],
-    "expiry_milestone": 88
+    "expiry_milestone": 89
   },
   {
     "name": "elastic-overscroll-win",