fix: correct data_collection_permissions format for AMO

Use required: ["none"] per MDN spec. Bump strict_min_version to 140
since data_collection_permissions was introduced in Firefox 140.

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

Author: vveerrgg

src/firefox-manifest.json

@@ -54,17 +54,9 @@
     "browser_specific_settings": {
         "gecko": {
             "id": "nostrkey@nostrkey.com",
-            "strict_min_version": "109.0",
+            "strict_min_version": "140.0",
             "data_collection_permissions": {
-                "required": [],
-                "personally_identifying_info": false,
-                "health_info": false,
-                "financial_info": false,
-                "authentication_info": false,
-                "search_terms": false,
-                "website_content": false,
-                "browsing_activity": false,
-                "technical_and_interaction": false
+                "required": ["none"]
             }
         }
     }