execsync: Set terminal to true when we pass -t to conmon
execsync: Set terminal to true when we pass -t to conmon

We may consider setting it to true all the time but this
should match our previous behavior before we started
using process json for exec.

Signed-off-by: Mrunal Patel <d389837b018b67489df74a2c5f0aca13aaed44b6@gmail.com>

vbatts/cri-o,jwhonce/ocid,kubernetes-incubator/ocid,kubernetes-incubator/cri-o,kubernetes-incubator/cri-o,vbatts/cri-o,nalind/cri-o,mikebrow/cri-o,vbatts/cri-o,vbatts/cri-o,jwhonce/ocid,rhatdan/cri-o,rhatdan/cri-o,kubernetes-incubator/cri-o,kubernetes-incubator/cri-o,nalind/cri-o,mikebrow/cri-o,kubernetes-incubator/ocid,rhatdan/cri-o,rhatdan/cri-o,kubernetes-incubator/ocid,mikebrow/cri-o,mikebrow/cri-o,nalind/cri-o,jwhonce/ocid