soc/intel/skylake: Drop never-set DdrFreqLimit dt setting

Only Google Eve uses a non-zero value, but it overwrites in C code.
Drop the devicetree setting, since no mainboard uses it.

Change-Id: I14e0e0cb9baa2b1f8f795e6bc6ffbee300f2243d
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48574
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-by: Furquan Shaikh <furquan@google.com>

0 files changed, 0 insertions, 0 deletions