dragonegg: Use latest pin define for warm_reset (#39)

Dragonegg uses the latest pin define for warm_reset, same to other
recent boards.

This mirrors CL:894697

TEST=Start servod and switch the warm_reset on Dragonegg.
$ sudo servod -b dragonegg
$ dut-control warm_reset:on sleep:0.2 warm_reset:off
Check that AP reboots and EC keeps running.

Change-Id: Id003d56f1a65092274cd09d92737e918f005ca4d
Signed-off-by: Shelley Chen <shchen@google.com>
Reviewed-on: https://chromium-review.googlesource.com/1194886
Commit-Ready: Shelley Chen <shchen@chromium.org>
Tested-by: Subrata Banik <subrata.banik@intel.com>
Tested-by: Shelley Chen <shchen@chromium.org>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-by: Wai-Hong Tam <waihong@google.com>
1 file changed