feat: enable VFIO also on amd64

On arm64 platform, the relevant VFIO configs are enabled already.
This patch synchronizes both.

Signed-off-by: Radosław Piliszek <radoslaw.piliszek@gmail.com>
Signed-off-by: Andrey Smirnov <andrey.smirnov@siderolabs.com>

kernel/build/config-amd64

@@ -4577,7 +4577,18 @@ CONFIG_SYNC_FILE=y
 CONFIG_DCA=y
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
-# CONFIG_VFIO is not set
+CONFIG_VFIO=m
+CONFIG_VFIO_IOMMU_TYPE1=m
+CONFIG_VFIO_VIRQFD=m
+# CONFIG_VFIO_NOIOMMU is not set
+CONFIG_VFIO_PCI_CORE=m
+CONFIG_VFIO_PCI_MMAP=y
+CONFIG_VFIO_PCI_INTX=y
+CONFIG_VFIO_PCI=m
+# CONFIG_VFIO_PCI_VGA is not set
+# CONFIG_VFIO_PCI_IGD is not set
+# CONFIG_MLX5_VFIO_PCI is not set
+# CONFIG_VFIO_MDEV is not set
 CONFIG_IRQ_BYPASS_MANAGER=y
 CONFIG_VIRT_DRIVERS=y
 CONFIG_VMGENID=y

kernel/build/config-arm64

@@ -5948,14 +5948,14 @@ CONFIG_SYNC_FILE=y
 
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
-CONFIG_VFIO=y
-CONFIG_VFIO_IOMMU_TYPE1=y
-CONFIG_VFIO_VIRQFD=y
+CONFIG_VFIO=m
+CONFIG_VFIO_IOMMU_TYPE1=m
+CONFIG_VFIO_VIRQFD=m
 # CONFIG_VFIO_NOIOMMU is not set
-CONFIG_VFIO_PCI_CORE=y
+CONFIG_VFIO_PCI_CORE=m
 CONFIG_VFIO_PCI_MMAP=y
 CONFIG_VFIO_PCI_INTX=y
-CONFIG_VFIO_PCI=y
+CONFIG_VFIO_PCI=m
 # CONFIG_MLX5_VFIO_PCI is not set
 # CONFIG_VFIO_PLATFORM is not set
 # CONFIG_VFIO_MDEV is not set