Content element "CSV" doesn't render words with special chars

# Bug Report

## Prerequisites

* [ ] Can you reproduce the problem on TYPO3 v11.5 LTS
* [ x] Can you reproduce the problem on TYPO3 v12.4 LTS
* [ ] Did you [perform a cursory search](https://github.com/issues?q=is%3Aissue+user%3Abenjaminkott+repo%3Abenjaminkott%2Fbootstrap_package)
to see if your bug or enhancement is already reported?

## Description

When uploading a .csv file to the content element "CSV", the rendered table doesn't show special chars like ü, æ, ø, å, ñ, etc.

## Steps to Reproduce

Use the attached CSV file to reproduce.
Words containing special chars are not rendered at all in the front end.
[Rankings.csv](https://github.com/benjaminkott/bootstrap_package/files/14039060/Rankings.csv)

### Expected behavior

Normal rendering of words containing special characters.

### Actual behavior

The table should render any character from the CSV file.

### Screenshots

## Versions
TYPO3 v. 11 and 12.