:bug: Fix CoreUtil.realpath

diff --git a/plug b/plug
index e7833a5e8decacfe6505038ca33f348fdf40de4b..4f4513085006fd3fa497132273cacbe278108ed5 160000 (submodule)
--- a/plug
+++ b/plug
@@ -1 +1 @@
-Subproject commit e7833a5e8decacfe6505038ca33f348fdf40de4b
+Subproject commit 4f4513085006fd3fa497132273cacbe278108ed5