[App Files] Text editor still shows up even after clicking on back button

[brice-shadow]

Problem description

Reproduction

Reproducible ?

• Yes.
• No.

Regularity ?

• Always.
• Sometimes.
• Unable to reproduce.

Regression ?

• Yes.
• No.
• New Feature.

Steps to reproduce ?

1. Create a text file
2. Open the text file
3. Click on the browser back button

Expected Results : Text editor should disappear after clicking on the back button and show the previous page

Obtained Results : Text editor still shows up

It disappear if we refresh or click on the close button on the top right

Environment and versions

Client Environment	VM Environment
27.1.7.3

[max-nextcloud]

This is still the case in 29 and also affects images (tested png) and pdf files.