EvgenJobTransforms: add runArgument allowing to go to DEBUG mode for generators

Ewelina Maria Lobodzinskarequested to merge
ewelina/athena:21.6-debug into 21.6

EvgenJobTransforms: add runArgument allowing to go to DEBUG mode for generators using Gen_tf.py argument --Debug=True or --Verbose=True will result in switching on debug messages for generators used in the production

Similar request is submitted to master:!46778 (merged)

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