sb,soc/intel: Drop unnecessary headers

Files under sb/ or soc/ should not have includes that tie those
directly to external components like ChromeEC os ChromeOS
vendorcode.

Change-Id: Ib56eeedaa9d7422e221efa9c8480ed5e12024bca
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48765
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/baytrail/romstage/raminit.c

@@ -17,8 +17,6 @@
 #include <soc/iosf.h>
 #include <soc/pci_devs.h>
 #include <soc/romstage.h>
-#include <ec/google/chromeec/ec.h>
-#include <ec/google/chromeec/ec_commands.h>
 #include <security/vboot/vboot_common.h>
 
 uintptr_t smbus_base(void)

src/soc/intel/baytrail/romstage/romstage.c

@@ -6,9 +6,6 @@
 #include <device/pci_ops.h>
 #include <console/console.h>
 #include <cbmem.h>
-#if CONFIG(EC_GOOGLE_CHROMEEC)
-#include <ec/google/chromeec/ec.h>
-#endif
 #include <elog.h>
 #include <romstage_handoff.h>
 #include <string.h>