lib/dynamic_cbmem.c: Include `cbmem_console.h`

Broken with commit 1d7541fe (console: Fix includes).

Change-Id: If41f9e08df98d79b7bbf740b1a5634d0140207be
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/5351
Tested-by: build bot (Jenkins)

src/lib/dynamic_cbmem.c

@@ -21,6 +21,7 @@
 #include <bootmem.h>
 #include <console/console.h>
 #include <cbmem.h>
+#include <console/cbmem_console.h>
 #include <string.h>
 #include <stdlib.h>
 #include <arch/early_variables.h>