TLS1.3 is unsupported

[Mikaela]

Describe the bug

Go-NEB or the RSS part is unable to access a TLS1.3 -only website.

To Reproduce

1. Open manage integrations
2. Select RSS
3. Add https://tw.artemislena.eu/search/rss?f=tweets&q=%23matrix

4. HTTP 500: Failed to register service: Failed to read URL https://tw.artemislena.eu/search/rss?f=tweets&q=%23matrix: Get https://tw.artemislena.eu/search/rss?f=tweets&q=%23matrix: remote error: tls: protocol version not supported

Expected behavior

The feed is added successfully.

Screenshots

Additional context

Using matrix.org and Scalar.