There are works that pretty much do that. Perhaps is not a mainstream stuff because that (medieval-like settings) are the most common conception for fantasy and magic. ¯\(ツ)/¯
Let me share some comics I know do that do what you may mean.
Saga: Space opera / Star wars-like setting.
https://en.wikipedia.org/wiki/Saga_(comics)#Censorship
https://imagecomics.com/comics/series/saga
Mythed Up. Real world like scenarios / slice of life (kinda) story.
https://www.webtoons.com/en/canvas/mythed-up/list?title_no=814884
Cowboys and Dragons: A fantasy western. Yeeehaa! :-P
https://www.webtoons.com/en/canvas/cowboys-dragons-a-fantasy-western/list?title_...