Keep file attributes in zips

[mirh]

App version

2.3.1

Android version

15

Describe the bug

Date and time of files isn't preserved on transfer.

Steps to reproduce the bug

1. share multiple files with pairdrop
2. download the resulting zip file
3. files time is all the one of the archive creation

Screenshots and additional context

I then also noticed the "retain location metadata" setting, but that didn't seem to make a difference.