DEV: Bump @discourse/lint-configs and autofix (#29847)

In particular, this applies:

- new `discourse/no-implicit-this` template-lint rule
- `init`/`willDestroy` ordering enforcement
- `lines-between-class-members`

plugins/discourse-presence/assets/javascripts/discourse/services/composer-presence-manager.js

@@ -8,6 +8,10 @@ const KEEP_ALIVE_DURATION_SECONDS = 10;
 export default class ComposerPresenceManager extends Service {
   @service presence;
 
+  willDestroy() {
+    this.leave();
+  }
+
   notifyState(intent, id) {
     if (
       this.siteSettings.allow_users_to_hide_profile &&
@@ -57,8 +61,4 @@ export default class ComposerPresenceManager extends Service {
     this._presentChannel = this.presence.getChannel(channelName);
     this._presentChannel.enter();
   }
-
-  willDestroy() {
-    this.leave();
-  }
 }