bug: fix completed mail (alexjustesen#2692)

Author: svenvg93

app/Mail/CompletedSpeedtestMail.php

@@ -51,7 +51,7 @@ public function content(): Content
                 'ping' => round($this->result->ping, 2).' ms',
                 'download' => Number::toBitRate(bits: $this->result->download_bits, precision: 2),
                 'upload' => Number::toBitRate(bits: $this->result->upload_bits, precision: 2),
-                'packetLoss' => $result->packet_loss ? round($result->packet_loss, precision: 2) : '',
+                'packetLoss' => $this->result->packet_loss ? round($this->result->packet_loss, precision: 2) : '',
                 'speedtest_url' => $this->result->result_url,
                 'url' => url('/admin/results'),
             ],