send_image and send_images should support aspect ratio parameter

[palmer-cl]

It looks like there was a break in the UI causing images sent via api (not the web client) to use a fallback aspect ratio and object-cover causing different size aspect ratios to render incorrectly:

When you post through the web client, an aspectRatio is set:

Should the send_image function include the ability to set aspect ratio?

[palmer-cl]

Related pull request: https://github.com/bluesky-social/social-app/pull/6828

[ulrischa]

Huge issues caused by this breaking api change