[PATCH 0/1] MR8756: msi: fix missed string copy in load_fusion_dlls()

[Ratchanan Srirattanamet (＠ratchanan.sr)]

Commit 8cd69810596e ("msi: Get system directory just once.") remove call
to GetSystemDirectoryW() in load_fusion_dlls() but forgot to add
corresponding wcscpy() call. Add it back.