dwmblocks/statusbar: starting to add clickable buttons

LukeSmith made a guide on how to set this up.
I did it analog to him.
- clock shows the calendar
- internet shows nmtui

.local/bin/tools/statusbar/memory

@@ -1,5 +1,3 @@
 #!/bin/sh
 
-# by lukesmithxyz, checkout github.com/lukesmithxyz/voidrice
-
 free -h | awk '/^Mem:/ {print " " $3 "/" $2}'