arch/x86: Flip HAVE_MONOTONIC_TIMER default

Change-Id: Id56139a3d0840684b13179821a77bc8ae28e05ae
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34113
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

src/cpu/amd/family_10h-family_15h/Kconfig

@@ -7,7 +7,6 @@ config CPU_AMD_MODEL_10XXX
 	select SSE2
 	select TSC_SYNC_LFENCE
 	select UDELAY_LAPIC
-	select HAVE_MONOTONIC_TIMER
 	select SUPPORT_CPU_UCODE_IN_CBFS
 	select CPU_MICROCODE_MULTIPLE_FILES
 	select ACPI_HUGE_LOWMEM_BACKUP