Change our $casts array to a casts() function for our updated laravel, fix incoming TICs to not export to our system

app/Models/System.php

@@ -17,9 +17,12 @@ class System extends Model
 
 	public const default = 'Discovered System';
 
-	protected $casts = [
-		'last_session' => 'datetime:Y-m-d H:i:s'
-	];
+	protected function casts(): array
+	{
+		return [
+			'last_session' => 'datetime:Y-m-d H:i:s'
+		];
+	}
 
 	/* STATIC */