fix: update changeset description and browserslist snapshot

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: amir-zahedi

.changeset/tangy-rivers-care.md

@@ -2,4 +2,4 @@
 "gdu": patch
 ---
 
-Remove temporary @autoguru/utilities exclusion and add sourceType 'unambiguous' to babel-loader config
+Normalise backslashes in relay plugin artifact directory path to fix Windows compatibility

packages/browserslist-config/__snapshots__/test.spec.js.snap

@@ -19,7 +19,6 @@ Array [
   "edge 136",
   "edge 135",
   "edge 134",
-  "edge 133",
   "firefox 142",
   "firefox 141",
   "firefox 140",