This update for torbrowser-launcher fixes the following issues:

- Add new key from upstream tor-browser as source and overwrite
  bundled key in tarball with this
  (gh#micahflee/torbrowser-launcher#481).
- Fixed version checking with torbrowser 10.0+; patch taken from upstream PR
  (not yet merged) [gh#micahflee/torbrowser-launcher#499].
- Add further fixes to torbrowser-launcher-apparmor-fixes.patch
  to enable bundled libstdc++ to be mapped; fixes taken from
  pending upstream PR (gh#micahflee/torbrowser-launcher#503).

This update was imported from the openSUSE:Leap:15.2:Update update project.