Add repo for Fedora 40

[carbon-starlight]

It ends on 37

[chris-hess]

also add to ubuntu 20/22

[chris-hess]

need to add to ubuntu 24 as well

[clhess]

also 41/42 now

[damonlynch]

The repo for Fedora 43 needs to be added.
Fedora 40–42 are already up.
Thank you for your amazing work on this wonderful editor, @gphalkes

[chrisdebian]

https://repology.org/project/tilde/versions