Trying to overwrite a file with an empty file causes an error

[butonic]

Describe the bug

Trying to overwrite a file with an empty file causes an error

Steps to reproduce

Steps to reproduce the behavior:

1. Create a new textfile in the ui
2. add some content and save
3. remove all content and save again

Expected behavior

File should be empty

Actual behavior

server log

2023-09-08T13:15:09+02:00 ERR error touching file name=com.owncloud.web.ocdav path="/Neue Datei (1).txt" request-id=f899a317-9b8c-43b5-94d9-e4f9890bc470 service=ocdav spaceid=storage-users-1$some-admin-user-id-0000-000000000000 status={"code":7,"message":"touch file: error: already exists: 06faace3-b895-470a-b7fe-d82b793fb3ff","trace":"00000000000000000000000000000000"} traceid=00000000000000000000000000000000

It seems we are trying to touch instead of truncating the file ...

[2403905]

Fixed in a reva cs3org/reva#4193

[saw-jan]

I am closing this as fixed. File can be updated with empty content