refactor: use de gruyter ci

frontend/static/degruyter-icons/Simple/Small-16px/SVG/Action/Download/Download-IMG-SM.svg

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="44px" height="16px" viewBox="0 0 44 16" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+    <title>🧩 Icons/Simple/Action/16px/Download/Download-IMG-SM</title>
+    <g id="🧩-Icons/Simple/Action/16px/Download/Download-IMG-SM" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
+        <g id="Icon-Group" transform="translate(1.000000, 0.000000)" fill="#000000">
+            <g id="Primary" transform="translate(26.000000, 0.000000)">
+                <path d="M15,14 L15,16 L1,16 L1,14 L15,14 Z M10,0 L10,6 L15,6 L8.01565996,12 L1,6 L6,6 L6,0 L10,0 Z"></path>
+            </g>
+            <path d="M1.66491713,12.6375691 L1.66491713,3.16243094 L-2.96651592e-13,3.16243094 L-2.96651592e-13,12.6375691 L1.66491713,12.6375691 Z M5.54619765,12.6375691 L5.54619765,5.86961326 L8.51056229,10.3093923 L8.56470594,10.3093923 L11.5561424,5.84254144 L11.5561424,12.6375691 L13.2210595,12.6375691 L13.2210595,3.16243094 L11.4478551,3.16243094 L8.56470594,7.64281768 L5.68155677,3.16243094 L3.90835235,3.16243094 L3.90835235,12.6375691 L5.54619765,12.6375691 Z M19.863666,12.8 C21.5421191,12.8 22.8821743,12.1232044 23.8161522,11.3245856 L23.8161522,7.34502762 L19.7824506,7.34502762 L19.7824506,8.79337017 L22.2053787,8.79337017 L22.2053787,10.5665746 C21.6233345,10.9997238 20.8111798,11.2839779 19.9178097,11.2839779 C17.9821743,11.2839779 16.6962627,9.84917127 16.6962627,7.9 L16.6962627,7.87292818 C16.6962627,6.05911602 18.022782,4.52955801 19.7689146,4.52955801 C20.9736108,4.52955801 21.6910141,4.92209945 22.4219533,5.54475138 L23.4777544,4.2859116 C22.5031688,3.46022099 21.4879754,3 19.8365942,3 C16.9805169,3 14.9501301,5.24696133 14.9501301,7.9 L14.9501301,7.92707182 C14.9501301,10.6883978 16.8993014,12.8 19.863666,12.8 Z" id="Primary"></path>
+        </g>
+    </g>
+</svg>