chore: bump zotero max version

Author: windingwind

addon/manifest.json

@@ -13,7 +13,7 @@
       "id": "__addonID__",
       "update_url": "__updateURL__",
       "strict_min_version": "6.999",
-      "strict_max_version": "7.0.*"
+      "strict_max_version": "7.1.*"
     }
   }
 }