[emacs] update 5 drones

Update lib/company             to  0.9.9
Update lib/evil-nerd-commenter to  3.3.1
Update lib/flycheck            to  31-189-gb1b6c5c7
Update lib/nix-mode            to v1.3.0-4-g1512d02
Update lib/proof-site          to v4.4-213-g632a3d7f

1 files changed, 0 insertions, 0 deletions

diff --git a/lib/proof-site b/lib/proof-site
-Subproject a921439a4eb5b0d96182748e779c78e2f6a41a5
+Subproject 632a3d7f9ded16faaf58e1c0769bcd4f7c8193e