Remove TODO for ceilometer_power_state compute metrics test (#276)

Remove TODO on ceilometer_power_state compute metrics tests
We no longer need to include the test ID for reporting since we swapped
from using custom_logger to custom_junit output files to check the results [1].

[1] #246

Author: mgirgisf

roles/telemetry_verify_metrics/tasks/verify_ceilometer_compute_metrics.yml

@@ -62,7 +62,6 @@
       until: result.rc == 0 and "ceilometer_cpu" in result.stdout
       changed_when: false
 
-    #todo: Create Test Id in Polarian
     - name: |
         TEST Use openstack observabilityclient to verify ceilometer_power_state compute metrics are stored in prometheus
       ansible.builtin.shell: |