Update README.md

Author: tomasrudh

README.md

@@ -9,8 +9,6 @@ Some of the masks for 'dateformat' and 'timeformat' have changed text. Please se
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 [Formats](https://github.com/tomasrudh/analogclock/blob/3.0/Formats.md)
 
-[Formats](https://github.com/tomasrudh/analogclock/blob/3.0/Formats.md)
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 ## Installation
 
 Install using HACS, search for 'Analog Clock'.