Removed unused Markdown icon

frontend/components/Icons/Markdown.js

@@ -1,31 +0,0 @@
-import React from 'react';
-
-export default ({ style = {}, className }) => {
-  return (
-    <span className={className}>
-      <svg
-        xmlns="http://www.w3.org/2000/svg"
-        width={style.width || 208}
-        height={style.height || 128}
-        viewBox="0 0 208 128"
-        color={style.color}
-      >
-        <rect
-          width="198"
-          height="118"
-          x="5"
-          y="5"
-          ry="10"
-          stroke="currentColor"
-          strokeWidth="10"
-          fill="none"
-          fillOpacity="0"
-        />
-        <path
-          d="M30 98v-68h20l20 25 20-25h20v68h-20v-39l-20 25-20-25v39zM155 98l-30-33h20v-35h20v35h20z"
-          fill="currentColor"
-        />
-      </svg>
-    </span>
-  );
-};