Worflow Templates do not have job_plays and raw_stdout_via_worker

[h-kataria]

Added a check in code to not try to show "Plays" section and load standard output for workflow template type services.

Fixes #4444

Ansible Playbook Service details

Workflow Template Service details

@lfu please review/test

[miq-bot]

Checked commit h-kataria@2930b59 with ruby 2.3.3, rubocop 0.52.1, haml-lint 0.20.0, and yamllint 1.10.0
2 files checked, 1 offense detected

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• 💣 💥 🔥 🚒 - Linter/Haml - Linter::Haml STDERR:

warning: parser/current is loading parser/ruby23, which recognizes
warning: 2.3.6-compliant syntax, but you are running 2.3.3.
warning: please see https://github.com/whitequark/parser#compatibility-with-ruby-mri.