Updates conky: 51a4b71 Additional network interfaces

diff --git a/modules/conky b/modules/conky
index a98374f0050c60ef2313db3283192a3a9563b4f4..51a4b7137067f3389469b7e29ac82706dd71fdc3 160000 (submodule)
--- a/modules/conky
+++ b/modules/conky
@@ -1 +1 @@
-Subproject commit a98374f0050c60ef2313db3283192a3a9563b4f4
+Subproject commit 51a4b7137067f3389469b7e29ac82706dd71fdc3