[llvm] [AMDGPU][NewPM] Port SIFixVGPRCopies to NPM (PR #123592)

[Christudasan Devadasan via llvm-commits]

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@@ -11,6 +11,7 @@
 ///
 //===----------------------------------------------------------------------===//
 
+#include "SIFixVGPRCopies.h"
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cdevadas wrote:

The header file is missing.

https://github.com/llvm/llvm-project/pull/123592