refactor: use de gruyter ci

frontend/static/degruyter-icons/Simple/Large-32px/SVG/Action/Social/Social-Twitter-LG.svg

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="32px" height="32px" viewBox="0 0 32 32" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+    <title>🧩 Icons/Simple/Action/32px/Social/Social-Twitter-LG</title>
+    <g id="🧩-Icons/Simple/Action/32px/Social/Social-Twitter-LG" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
+        <path d="M30,25.1274077 C28.9698956,24.6484896 27.8701618,24.3241997 26.7028466,24.1781619 C27.8992115,24.9312349 28.7942765,26.1140703 29.2217899,27.5069652 C28.0957523,26.8040948 26.8625925,26.3100669 25.5764899,26.046587 C20.9277084,30.8787207 14.37436,25.8661873 15.7874258,20.5486926 C11.015769,20.7999635 6.77657178,23.190259 3.9504403,26.8412045 C2.32439074,23.9419243 3.38316609,20.3768834 5.72803604,18.8091244 C4.78599222,18.8400501 3.90129019,19.1119381 3.12717592,19.5629373 C3.12635675,19.5375954 3.12635675,19.5124683 3.12635675,19.4873412 C3.12635675,16.5665848 5.1066967,14.1397799 7.73417981,13.5814 C6.83923817,13.3494575 5.98320704,13.3129481 5.13331968,13.4783144 C5.86442761,11.0944618 7.97993037,9.35489362 10.4988736,9.29046517 C7.95945116,7.26741184 5.0104444,6.43413722 2,6.79923177 C14.9633422,-1.18989605 27.1894327,9.26898902 27.1484743,21.2312046 C27.1483466,21.4904412 27.1429526,21.7496456 27.1322957,22.0086412 C28.2545566,22.8590968 29.2211755,23.9200186 29.9993856,25.122683" id="Primary" fill="#000000" transform="translate(16.000000, 16.000000) scale(1, -1) translate(-16.000000, -16.000000) "></path>
+    </g>
+</svg>