abtorrents: add activity info to config.

src/Jackett.Common/Definitions/abtorrents.yml

@@ -98,6 +98,10 @@ settings:
     type: info
     label: Search results
     default: "If you are getting the error <b>Login Failed, got redirected</b> then access the site with your browser and <b>mark as read</b> all PMs."
+  - name: info_activity
+    type: info
+    label: Account Inactivity
+    default: "Account retention rules:<ul><li>Any account that has unread PMs older than 14 days or has not logged in for 30 days will be suspended.</li><li>Any account that has not been logged into for 90 days is deemed inactive and will thus be purged.</li><li>Any account that has not been logged into for 30 days is deemed inactive and will be put on suspension until User logs in again.</li><li>User’s stats, points, and history are irrevocably lost when purged.</li><li>Logging into the site is the ONLY way to keep an account active.</li><li>SEEDING ONLY does NOT constitute site activity.</li></ul>"
 
 login:
   method: cookie