[MTD] Remove zero-length files mtdbdi.c and internal.ho

Both were "removed" in commit a33eb6b91034c95b9b08576f68be170f995b2c7d.

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/mtd/internal.h b/drivers/mtd/internal.h
deleted file mode 100644
index e69de29..0000000
--- a/drivers/mtd/internal.h
+++ /dev/null
diff --git a/drivers/mtd/mtdbdi.c b/drivers/mtd/mtdbdi.c
deleted file mode 100644
index e69de29..0000000
--- a/drivers/mtd/mtdbdi.c
+++ /dev/null