Updates stowpkg: 627d15f Bump luakit

diff --git a/stowpkg b/stowpkg
index fa137f47bf6f6a15f8046f2847bb0e1059a76671..627d15f18b4137da3258de1e4d05785d8f1f54cc 160000 (submodule)
--- a/stowpkg
+++ b/stowpkg
@@ -1 +1 @@
-Subproject commit fa137f47bf6f6a15f8046f2847bb0e1059a76671
+Subproject commit 627d15f18b4137da3258de1e4d05785d8f1f54cc