Bump routing test before each eventually timeout to 15s
Bump routing test before each eventually timeout to 15s

Signed-off-by: Danny Cao <5ffc8b7cff3b9f2acb630fd157ff837ced3278ae@us.ibm.com>

pivotal-cf-experimental/vizzini,cloudfoundry-incubator/vizzini,cloudfoundry-incubator/vizzini,pivotal-cf-experimental/vizzini