Update README.md

README.md

@@ -23,7 +23,6 @@ Countries - ISO 639, ISO 3166 (ISO3166-1, ISO3166, Digit, Alpha-2, Alpha-3) coun
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-[![Documentation Status](https://readthedocs.org/projects/countries/badge/?version=latest)](https://countries.readthedocs.io/en/latest/?badge=latest)
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