Update wee-slack

diff --git a/weechat/python/wee-slack b/weechat/python/wee-slack
index 01beb42fec5c6dbfc0d8c53ce1de88b48b48f6db..7bf0ea6a4eedc0c98152b3b13f1394676a39d4dd 160000 (submodule)
--- a/weechat/python/wee-slack
+++ b/weechat/python/wee-slack
@@ -1 +1 @@
-Subproject commit 01beb42fec5c6dbfc0d8c53ce1de88b48b48f6db
+Subproject commit 7bf0ea6a4eedc0c98152b3b13f1394676a39d4dd