Update README.md

Author: szczyglis-dev

README.md

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 # [PHP] Ultra Small Proxy 2
-PHP: **7.2.5+|8.0+**, current release: **2.1.2** build 2022-04-28
+PHP: **7.2.5+, 8.0+**, current release: **2.1.2** build 2022-04-28
 
 **Ultra Small Proxy is a light-weight proxy written in PHP.**