[PORT FROM R2] [hsi] change TTY_HANGUP_DELAY to 100000

[PORT FROM R2] [hsi] change TTY_HANGUP_DELAY to 100000

BZ: 9832

change TTY_HANGUP_DELAY to 100000 in hsi_ffl_tty.c
a workaround to the issue: phone lost signal while sending MMS

Change-Id: Ia0969ede226b1ef8e8692df15b205497b8fec08a
Orig-Change-Id: Ibdb2e17c9ef1fb9c86a68f59325d04411fa9c026
Signed-off-by: samix.lebsir <samix.lebsir@intel.com>
Reviewed-on: http://android.intel.com:8080/34082
Reviewed-by: Myara, David <david.myara@intel.com>
Reviewed-by: Predon, Frederic <frederic.predon@intel.com>
Reviewed-by: Gross, Mark <mark.gross@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>