provider: MaxMindBinary: replace utf8_encode with mb_convert_encoding

Author: kornrunner

src/Provider/MaxMindBinary/MaxMindBinary.php

@@ -92,9 +92,9 @@ public function geocodeQuery(GeocodeQuery $query): Collection
             Address::createFromArray([
                 'providedBy' => $this->getName(),
                 'countryCode' => $geoIpRecord->country_code,
-                'country' => null === $geoIpRecord->country_name ? null : utf8_encode($geoIpRecord->country_name),
+                'country' => null === $geoIpRecord->country_name ? null : mb_convert_encoding($geoIpRecord->country_name, 'UTF-8', 'ISO-8859-1'),
                 'adminLevels' => $adminLevels,
-                'locality' => null === $geoIpRecord->city ? null : utf8_encode($geoIpRecord->city),
+                'locality' => null === $geoIpRecord->city ? null : mb_convert_encoding($geoIpRecord->city, 'UTF-8', 'ISO-8859-1'),
                 'latitude' => $geoIpRecord->latitude,
                 'longitude' => $geoIpRecord->longitude,
                 'postalCode' => $geoIpRecord->postal_code,