OPENSUSE-SU-2021:0127-1 Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues: - Mozilla Thunderbird 78.6.1 changed: MailExtensions: browserAction, composeAction, and messageDisplayAction toolbar buttons now support label and defaultlabel properties bmo1583478 fixed: Running a quicksearch that returned no result...