[Bug] Cache isn't deleted after cancelling file backup

[Vojtak42]

Describe the bug
The cache, or whatever it is, isn't deleted after cancelling file backup by clicking the back arrow.

To Reproduce
Steps to reproduce the behavior:

1. Go to "Backup Files"
2. Backup Internal storage
3. Let it work for some time
4. Then (before the files are prepared) exit using the back arrow and confirm cancellation

Expected behavior
Used storage will be the same as before.

Screenshots

(see System files)

Smartphone (please complete the following information):

• Device: Xiaomi 13T
• OS: HyperOS 2, Android 15
• App version: 2.0.12