x86: edison: Drop inclusion of ibmpc.h

This should be included by files that need it, not the config.h file.
Drop it.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> # Intel Edison
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
1 file changed