nixpkgs

e6ad2c30 - thunderbird, thunderbird-bin: 60.4.0 -> 60.5.0 (#54935)

thunderbird, thunderbird-bin: 60.4.0 -> 60.5.0 (#54935) * thunderbird-bin: 60.3.3 -> 60.5.0 * thunderbird: 60.4.0 -> 60.5.0 (cherry picked from commit 3106cbe8c3874fbe3aa0af8e06a417d9c58ffcdc)