* Update hyp.scratch.custom.yaml
anchors parameter missing, evolution won't start without.
* Update train.py
Updated the hyperparameter evolution metadata variable to match the hyp.yaml files for the evolution to run successfully.
* Update hyp.scratch.p5.yaml
Added the anchors parameter, evolution don't start without it.
* Update hyp.scratch.p6.yaml
added the anchors parameter for the hyperparameter evolution.
* Update hyp.scratch.tiny.yaml
added the anchors parameter for the hyperparameters evolution
* Update hyp.scratch.custom.yaml
* Update hyp.scratch.tiny.yaml
* Update hyp.scratch.p5.yaml
* Update hyp.scratch.p6.yaml
* Update train.py
* Update train_aux.py