treewide: Remove unused <cpu/amd/msr.h>

Change-Id: Id24a7c7db24f49672df9d5ceefec5b7596f23e09
Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/64939
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/soc/amd/glinda/root_complex.c

@@ -10,7 +10,6 @@
 #include <arch/ioapic.h>
 #include <cbmem.h>
 #include <console/console.h>
-#include <cpu/amd/msr.h>
 #include <device/device.h>
 #include <device/pci.h>
 #include <fsp/util.h>