See https://www.thunderbird.net/en-US/thunderbird/78.5.0/releasenotes/ Fixes https://www.mozilla.org/en-US/security/advisories/mfsa2020-52/ remove jumbo patch from #1663715 fixing build with rust 1.47, merged upstream.
See https://www.thunderbird.net/en-US/thunderbird/78.5.0/releasenotes/ Fixes https://www.mozilla.org/en-US/security/advisories/mfsa2020-52/ remove jumbo patch from #1663715 fixing build with rust 1.47, merged upstream.