APM-4219 Leave comment for reasoning

Author: acarriedev

azure/components/set-facts.yml

@@ -19,7 +19,7 @@ parameters:
 steps:
   - bash: |
       set -euo pipefail
-      echo "!!! If you get an error here, it is because '${{ parameters.service_name }}' is not the source alias name of the artifact"
+      echo "!!! ls picks the latest file for the artifact. If you get an error here, it is because '${{ parameters.service_name }}' is not the source alias name of the artifact"
       ls -R $(Pipeline.Workspace)
       export SERVICE_ARTIFACT_NAME=`ls -t $(Pipeline.Workspace)/s/${{ parameters.service_name }}`
       echo "##vso[task.setvariable variable=SERVICE_ARTIFACT_NAME]$SERVICE_ARTIFACT_NAME"