Add missing TOC entry

Author: captainbrosset

microsoft-edge/toc.yml

@@ -30,6 +30,10 @@
           href: ./web-platform/release-notes/index.md
           displayName: what's new, announcements
 
+        - name: Microsoft Edge 135
+          href: ./web-platform/release-notes/135.md
+          displayName: Microsoft Edge 135 web platform release notes (Apr. 2025)  # page title
+
         - name: Microsoft Edge 134
           href: ./web-platform/release-notes/134.md
           displayName: Microsoft Edge 134 web platform release notes (Mar. 2025)  # page title