image is not reflected in the recyclerview when I just want to update first name, last name and age

Hi guys I’m working on a database with room in which I save an image and I can also update it, to show the image I am using a recyclerview, the problem is that when I only update username, last name and age,The image does not appear in the recyclerview.

https://github.com/jolgo1989/voting/blob/main/app/src/main/java/com/example/prueba/UpDateFragment.kt