[PORT FROM R2] hsi: add a trace for toggle of GPIO ON1

[PORT FROM R2] hsi: add a trace for toggle of GPIO ON1

BZ: 24084

For debug purpose, add a trace when the GPIO ON1 is toggled
by the HSI driver.
Signed-off-by: Guillaume Lucas <guillaumex.lucas@intel.com>
Change-Id: I54e78c45848e956d6dae564fd082f80ac8c27e77
Orig-Change-Id: Iea4ffce5b8af228e5f825d0ce0dab3cc7a6b1428
Reviewed-on: http://android.intel.com:8080/36706
Reviewed-by: Predon, Frederic <frederic.predon@intel.com>
Reviewed-by: Roulliere, Pierre <pierre.roulliere@intel.com>
Reviewed-by: Lucas, GuillaumeX <guillaumex.lucas@intel.com>
Reviewed-by: Lebsir, SamiX <samix.lebsir@intel.com>
Tested-by: Lebsir, SamiX <samix.lebsir@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>