[Triggers] Update helpers import to common style
[Triggers] Update helpers import to common style

Change-Id: Ic9f6791ab7b701e160a7d8b8ff20fe0615d222a4
Signed-off-by: Thanh Ha <ddef40ffcf330e0c1e91b15bb1b0d4953f1680d8@linux.com>

wsoula/jenkins-job-builder,puppetlabs/jenkins-job-builder,gforcada/jenkins-job-builder,puppetlabs/jenkins-job-builder,gforcada/jenkins-job-builder,gforcada/jenkins-job-builder,puppetlabs/jenkins-job-builder,gforcada/jenkins-job-builder,wsoula/jenkins-job-builder,wsoula/jenkins-job-builder,wsoula/jenkins-job-builder,puppetlabs/jenkins-job-builder,gforcada/jenkins-job-builder