Provide enclosure character for str_getcsv

With PHP 8.4 `str_getcsv` will require a single character to be provided as enclosure. Passing an empty string results in 
```
ValueError: str_getcsv(): Argument #3 ($enclosure) must be a single character
```

BlockedIpRanges/DigitalOcean.php

@@ -26,7 +26,7 @@ public function getRanges(): array
             return [];
         }
 
-        $digitalOcean = str_getcsv($digitalOcean['data'], ',', '');
+        $digitalOcean = str_getcsv($digitalOcean['data'], ',', '"');
 
         if (empty($digitalOcean)) {
             throw new \Exception('Failed to parse digital ocean IP ranges');