clk: xgene: Remove unused setup.h include
clk: xgene: Remove unused setup.h include

This include doesn't look to be used, and compiling this file on
arm64 still works, so remove it.

Signed-off-by: Stephen Boyd <010521127f513270fe503d86ab8316ac5147f4b7@codeaurora.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs