weechat: update wee-slack

diff --git a/weechat/python/wee-slack b/weechat/python/wee-slack
index 1bc423a87baf4f2eede8974cd7a2f3f6b29aaebf..01beb42fec5c6dbfc0d8c53ce1de88b48b48f6db 160000 (submodule)
--- a/weechat/python/wee-slack
+++ b/weechat/python/wee-slack
@@ -1 +1 @@
-Subproject commit 1bc423a87baf4f2eede8974cd7a2f3f6b29aaebf
+Subproject commit 01beb42fec5c6dbfc0d8c53ce1de88b48b48f6db