Create a new Tor Browser signing subkey

The currently used Tor Browser signing subkey expires in August. We should get a fresh one and use it in the next alpha.

added GeorgKoppen201805 TorBrowserTeam201805 component::applications/tor browser owner::tbb-team priority::very high resolution::fixed severity::normal status::closed type::defect labels

Adjusting prios of some tickets.

Trac:
Priority: High to Very High

We are done here. The new sub key is working and the public part on the key servers. I updated the signing key page as well (commit 2fa3225325efb70dbb181b598061be2f6379cf7d).

Trac:
Resolution: N/A to fixed
Status: new to closed

closed

moved to tpo/applications/tor-browser#26044 (closed)