add whatsapp link

src/components/Footer/Footer.jsx

 
             <Box sx={{ display: "flex", gap: 1, justifyContent: "end", cursor: "pointer" }}>
               <a
-                href="whatsapp"
+                href="https://wa.me/+60172282072"
                 style={{
                   color: "#95AAC5"
                 }}><WhatsAppIcon />