Update Joao Cunha responsibilities

Why is this change being made?

Adds João Cunha current missing project responsibilities to the Team page:

project	responsibility
auto-deploy-image	trainee maintainer
auto-build-image	maintainer
cluster-applications	maintainer

Does this MR meet the acceptance criteria?

Assign to DRI

• Did you assign this change to the correct DRI of the page or information you are changing?

Conformity

• Added description to this MR explaining the reasons for the proposed change, per say-why-not-just-what