iommu/amd: Drop oprofile dependency

a40d4c67 ("iommu/amd: Implement mmu_notifier_release call-back")
removed the oprofile task_exit notifier hack^Wusage but forgot to
readjust the Kconfig dependency. Fix that.
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

drivers/iommu/Kconfig

@@ -76,7 +76,7 @@ config AMD_IOMMU_STATS
 
 config AMD_IOMMU_V2
 	tristate "AMD IOMMU Version 2 driver"
-	depends on AMD_IOMMU && PROFILING
+	depends on AMD_IOMMU
 	select MMU_NOTIFIER
 	---help---
 	  This option enables support for the AMD IOMMUv2 features of the IOMMU