Update torbrowser@torproject.org key in wkd
It is possible to get the torbrowser gpg key with:
gpg --auto-key-locate nodefault,wkd --locate-keys torbrowser@torproject.org
The key that is returned by this needs to be updated for a new expiration date on the subkey. The updated key is: https://people.torproject.org/~boklm/tmp/_torbrowser_extended_2023.asc