Adds ASUS ROG Strix GTX 1660S O6G Gaming GPU

Thomas Duboscrequested to merge
repraze/OpenRGB:asus-gtx1660S into master

Adds GPU compatibility for ASUS ROG Strix GTX 1660S O6G Gaming.

Related issue: #1756 (closed)

Need to build and test.

Edited by Thomas Dubosc

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