Add support for the picture element to the image directive  #56594

Which @angular/* package(s) are relevant/related to the feature request?

common

Description

It would be great if the NgOptimizedDirective (or a related one) would support images declared via the picture element.

Proposed solution

• Extend the support of the support of the exisiting directive
• Add a new directive dedicated to the picture element.

Alternatives considered

none