* RX 6700* doc fixes in windows_support.md
Correct RX 6700* LLVM target to gfx1031 windows_support.md
Change name from "RX 6750" to "RX 6750 XT"
* Fix RX7600 LLVM to gfx1102 in windows-support.md
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Co-authored-by: Saad Rahim (AMD) <44449863+saadrahim@users.noreply.github.com>