Remove Localizr, is broken

This API is broken.

Unable to find the server at docs.localizr.xyz

Ref: https://github.com/public-apis/public-apis/runs/3366734717?check_suite_focus=true#step:3:19

README.md

@@ -589,7 +589,6 @@ API | Description | Auth | HTTPS | CORS |
 | [IPGEO](https://api.techniknews.net/ipgeo/) | Unlimited free IP Address API with useful information | No | Yes | Unknown |
 | [IPGeolocationAPI.com](https://ipgeolocationapi.com/) | Locate your visitors by IP with country details | No | Yes | Yes |
 | [IPInfoDB](https://ipinfodb.com/api) | Free Geolocation tools and APIs for country, region, city and time zone lookup by IP address | `apiKey` | Yes | Unknown |
-| [Localizr](https://docs.localizr.xyz) | Get a list of countries,currencies or locales translated from a locale/language code | No | Yes | Yes |
 | [LocationIQ](https://locationiq.org/docs/) | Provides forward/reverse geocoding and batch geocoding | `apiKey` | Yes | Yes |
 | [Mapbox](https://www.mapbox.com/developers/) | Create/customize beautiful digital maps | `apiKey` | Yes | Unknown |
 | [Mexico](https://github.com/IcaliaLabs/sepomex) | Mexico RESTful zip codes API | No | Yes | Unknown |