[IMP] knowledge: show article icon for member based on

Purpose
=======
Currently, the icon of the "based on" article in the share panel is only
shown for the internal permission and not for the member. Ensure
consistency by adding it to the member section as well.

Task-2852908

Part-of: odoo/odoo#91430

addons/knowledge/controllers/main.py

@@ -194,9 +194,11 @@ class KnowledgeController(http.Controller):
                 ('email', 'partner_email'),
                 ('partner_share', 'partner_share'),
             ],
-            'knowledge.article': [('name', 'based_on_name')],
+            'knowledge.article': [
+                ('icon', 'based_on_icon'),
+                ('name', 'based_on_name'),
+            ],
         })[article.id]
-
         for partner_id, member in members_permission.items():
             # empty member added by '_get_article_member_permissions', don't show it in the panel
             if not member['member_id']:
@@ -216,7 +218,7 @@ class KnowledgeController(http.Controller):
                 'partner_name': member['partner_name'],
                 'partner_email': member['partner_email'],
                 'permission': member['permission'],
-                'based_on': member['based_on_name'],
+                'based_on': f'{member["based_on_icon"] or "📄"} {member["based_on_name"]}' if member['based_on_name'] else False,
                 'based_on_id': member['based_on'],
                 'partner_share': member['partner_share'],
                 'is_unique_writer': member['permission'] == "write" and article.inherited_permission != "write" and not any(