Portrait images uploaded from DAM don't render properly for Canvas pages on 4k screens. [#3561161]

Problem/Motivation

If a user tries to upload a DAM image in image component which is a portrait image(vertical) e.g. 1848x4000 px.
DAM is not able to render an image which has a width higher than the actual uploaded image but Canvas is trying to render it with the width based on a 4k resolution.

Steps to reproduce

Configure DAM in Acquia Source.
Upload an image with above mentioned resolution for the image code component on a canvas page.
Try to preview this canvas page.

Proposed resolution

Image should be properly rendered.

Issue fork acquia_dam-3561161

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3561161-image-size-canvas-fix changes, plain diff MR !231
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