[emacs] update 8 drones

Update lib/company             to  0.9.7-5-g526aa5b
Update lib/doom-modeline       to v1.0.0-4-g2e65c9d
Update lib/evil-nerd-commenter to  3.3.0
Update lib/flycheck-haskell    to  0.8-79-g32ddff8
Update lib/helm                to v3.0-62-ge861743d
Update lib/magit               to v2.90.1-58-g9175e95c
Update lib/org                 to release_9.1.14-1055-ge9108043e
Update lib/slack               to  6063da5