Remove empty line from README.md

Author: Refloow

README.md

@@ -2,7 +2,6 @@
 > **[Important Guides](https://github.com/Refloow/Steam-Card-Bot-PRO#important-links)**<br>
 > **[Upgrade | Steam-Card-Bot-ULTRA](https://github.com/Refloow/Steam-Card-Bot-ULTRA)**<br>
 
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