d/rust-1.47.0-x86_64-2.txz: Rebuilt.
Switch back to Rust 1.47.0 now that patches are available to fix Firefox
and Thunderbird.
xap/mozilla-thunderbird-78.4.1-x86_64-1.txz: Upgraded.
This is a bugfix release.
For more information, see:
https://www.mozilla.org/en-US/thunderbird/78.4.1/releasenotes/
