fix: update old icons

Signed-off-by: Akella Srinivas <alsrinivas.346@gmail.com>

Author: Srinu346

css/base.css

@@ -23,6 +23,10 @@
         <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Lato:wght@400&display=swap"/>
         <link rel="stylesheet" href="css/base.css">
         <link rel="stylesheet" href="css/vendor.css">
+        <link
+          rel="stylesheet"
+          href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.2/css/all.min.css"
+        />
         <link rel="stylesheet" href="css/main.css">
         <link rel="stylesheet" href="https://cdn.linearicons.com/free/1.0.0/icon-font.min.css">
         <!-- script