Copy from a file text widget: there is an extra new line on each line
Copy-paste from a file text widget, e.g.:
https://debusine.debian.net/debian/developers/artifact/3317332/
On pasting: there is an extra new line at the end of each line:
```
Package: tlsh
Version: 5.0.0+ds-1~exp1
Source Version: 5.0.0+ds-1~exp1
Distribution: sid
Machine Architecture: amd64
Host Architecture: amd64
Build Architecture: amd64
Build Type: any
```
issue