Revert "Update"

This reverts commit 777960ac7b.

.config/eww/bar/scripts/mem-ad

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+
+total="$(free -m | grep Mem: | awk '{ print $2 }')"
+used="$(free -m | grep Mem: | awk '{ print $3 }')"
+
+free=$(expr $total - $used)
+
+if [ "$1" = "total" ]; then
+    echo $total
+elif [ "$1" = "used" ]; then
+    echo $used
+elif [ "$1" = "free" ]; then
+    echo $free
+fi