Fix broken whitespace in changelog

I am not sure what happened here.

Author: oschwald

CHANGELOG.md

@@ -5,10 +5,10 @@ CHANGELOG
 -------------------
 
 * Support for mobile country code (MCC) and mobile network codes (MNC) was
- added for the GeoIP2 ISP and Enterprise databases as well as the GeoIP2
- City and Insights web services. `$mobileCountryCode` and
- `$mobileNetworkCode` properties were added to `GeoIp2\Model\Isp`
- for the GeoIP2 ISP database and `GeoIp2\Record\Traits` for the Enterprise
+  added for the GeoIP2 ISP and Enterprise databases as well as the GeoIP2
+  City and Insights web services. `$mobileCountryCode` and
+  `$mobileNetworkCode` properties were added to `GeoIp2\Model\Isp`
+  for the GeoIP2 ISP database and `GeoIp2\Record\Traits` for the Enterprise
   database and the GeoIP2 City and Insights web services. We expect this data
   to be available by late January, 2022.
 * `geoip2.phar` is now generated with Box 3.x.