Prevent resource starvation by using one executor
Prevent resource starvation by using one executor

Case EA-6909: move fileLoader outside of the node block

Jenkins fileLoader implicitly uses an executor. As originally
written, our Jenkinsfile needed two executors, potentially leading to
deadlock if there are a large batch of jobs.

CpanelInc/yum-plugin-universal-hooks,CpanelInc/yum-plugin-universal-hooks,CpanelInc/yum-plugin-universal-hooks