[Bug] Fix logic to check for existing server ID in SelectSpeedtestSer…

…verJob (#1929)

app/Jobs/Ookla/SelectSpeedtestServerJob.php

@@ -32,7 +32,7 @@ public function handle(): void
         }
 
         // If the server id is already set, we don't need to do anything.
-        if (Arr::exists($this->result->data, 'server.id')) {
+        if (Arr::get($this->result->data, 'server.id')) {
             return;
         }