feat: Added the variable bash script.

Bash_Scripting/Scripts/Variable.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+# This is when we assign value to a variable
+hello_message='Hello, world!'
+
+# If we want to print the current directory along with the message 
+current_dir=$(pwd)
+
+#  And this is when we are using variable
+echo "$hello_message from $curret_dir"