[emacs] update 4 drones

Update lib/helm        to v3.0-38-g80915d17
Update lib/magit       to v2.90.0-13-gaeaab802
Update lib/slack       to  19af9a3
Update lib/with-editor to v2.8.0-3-g9dd9f17

diff --git a/lib/helm b/lib/helm
index ac9cd9b..80915d1 160000 (submodule)
--- a/lib/helm
+++ b/lib/helm
@@ -1 +1 @@
-Subproject commit ac9cd9bdd7f7f02886edc3057d9d756981a37bcd
+Subproject commit 80915d176a9241676345b4202fdbd2ab5075afe1

diff --git a/lib/magit b/lib/magit
index 31ba7ea..aeaab80 160000 (submodule)
--- a/lib/magit
+++ b/lib/magit
@@ -1 +1 @@
-Subproject commit 31ba7ea910a421cf6e77598e6cab37e4488f4b4a
+Subproject commit aeaab802e495e3e317b6bdac387cdbaa08a3fa43

diff --git a/lib/slack b/lib/slack
index 3356b3c..19af9a3 160000 (submodule)
--- a/lib/slack
+++ b/lib/slack
@@ -1 +1 @@
-Subproject commit 3356b3c57beca128aa2c52d28230c9b25ba0d08d
+Subproject commit 19af9a367b55ca79377058f4d9b5776dd98a9f99

diff --git a/lib/with-editor b/lib/with-editor
index 87c96b3..9dd9f17 160000 (submodule)
--- a/lib/with-editor
+++ b/lib/with-editor
@@ -1 +1 @@
-Subproject commit 87c96b3a7cdf9ab9477e27f1ae2010883a83a426
+Subproject commit 9dd9f176d96abc60365369de6d08c26c414ef1f3