Alt-tags for images in media library not appearing in page source code

[cwbragg]

Is your feature request related to new functionality not yet included in the product? Please describe.
Not yet included

Is your feature request related to a problem or a change to existing functionality? Please describe.
problem

Describe the solution you'd like
An alt-tag field can be filled when uploading images to the media library. however, adding alt-tags to items already in the library do not reflect in the page source code once published.

Describe alternatives you've considered
Alt-tag edits for images in the media library are automatically viewable online.

How will this impact users?
A clear and concise description of how many and which types of users would benefit from this feature, or any who may be negatively impacted by the change.

Additional context
Add any other context or screenshots about the feature request here.

[cwbragg]

I will fill this out further after confirming the issue.