Increase osm health check default timeout

Change-Id: I1e3cdec3fb4d3611f1d912b4ec7a020ac1013a0b
Signed-off-by: Mike Marchetti <mmarchetti@sandvine.com>

installers/osm_health.sh

 #!/bin/sh
 
-WAIT_TIME=30
+WAIT_TIME=60
 NUM_SERVICES_WITH_HEALTH=3
 
 while getopts "w:s:n:" o; do