Change how retired not with yaml file are detected

The test used to be on the presence of in the node['processor']['model'] instead of the presence of the yaml file.

requested review from @amerlin

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• aba274b9 - [input] add test on yaml file presence instead of node key

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added 5 commits

• aba274b9...02bd6f05 - 4 commits from branch master
• fe6b9f96 - [input] add test on yaml file presence instead of node key

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approved this merge request

added 3 commits

• fe6b9f96...8e7b0ca9 - 2 commits from branch master
• 35c2fa3f - [input] add test on yaml file presence instead of node key

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merged

mentioned in commit 3325e441