Bug 1952334 - Remove the old Report Site Issue fallback and its system addon, and have Report Broken Site perform its function; r=Gijs,mossop,webcompat-reviewers,zeid,frontend-codestyle-reviewers,denschub

Differential Revision: https://phabricator.services.mozilla.com/D240671

mots.yaml

@@ -8,7 +8,7 @@
 # documentation and how to modify this file.
 repo: mozilla-central
 created_at: '2021-10-14T12:50:40.073465'
-updated_at: '2025-03-19T13:00:37.273987+00:00'
+updated_at: '2025-03-19T21:10:10.394609+00:00'
 export:
   path: ./docs/mots/index.rst
   format: rst
@@ -4432,7 +4432,6 @@ modules:
         description: Compatibility interventions (webcompat system addon) and bug
           reporting capabilities (Report Site Issue addon).
         includes:
-          - browser/extensions/report-site-issue
           - browser/extensions/webcompat
           - mobile/android/android-components/components/feature/webcompat
           - mobile/android/android-components/components/feature/webcompat-reporter
@@ -4543,5 +4542,5 @@ modules:
         - Ryan Tilder
       group: dev-platform
 hashes:
-  config: d11bb2ab991dbffe9ef3f9349ad9bca1ec310d80
-  export: 6890f4bb9043343645325d29be71de434c5a7c7c
+  config: 25680f58c5ffcc34e34ff6659d83bb9201f4b94c
+  export: b8acf380c1b5972fc67164e256ab6ca2922a11b0