bdinfo: nios2: Use the generic bd command

Nios2 currently has some code to output SRAM information which is behind
an #ifdef. No nios2 boards define this option, so the code can be removed.

Move Nios2 over to use the generic function.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
1 file changed