[emacs] update 4 drones

[~bandali/configs] / lib / slack

diff --git a/lib/slack b/lib/slack
index 2e96859..ef3956a 160000 (submodule)
--- a/lib/slack
+++ b/lib/slack
@@ -1 +1 @@
-Subproject commit 2e968590bdd3ba7474b5d6260910d821607b21a5
+Subproject commit ef3956a80c5521b5fb91e65947ab0af40222b10d