Update noop tests for ceilometer compute task
Update noop tests for ceilometer compute task

Patch I8de5e42102fed2de6bea7bbdd788e86a88f0354c is updating parameter
names for service_credentials section, hence we need to update library
noop tests as well.

Change-Id: Ib30ab84b569ed26c0b7172365f8be39d9f244d2c
Closes-bug: #1582186

stackforge/fuel-library,stackforge/fuel-library,stackforge/fuel-library,stackforge/fuel-library