Add icon for xing (#638)

Co-authored-by: Aditya Telange <[email protected]>

Author: JannikArndt

layouts/partials/svg.html

@@ -451,6 +451,14 @@
     <path
         d="M13.84 3.052V0h7.843v17.583H13.84v-3.024h4.591V3.052zM5.569 14.53V3.024h4.592V0H2.318v17.583H6.98L10.16 24v-9.483z" />
 </svg>
+{{- else if (eq $icon_name "xing") -}}
+<svg viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg" fill="currentColor">
+    <path
+        d="M313.8 303.9L469 32H365L209.4 303.8a1.35 1.35 0 0 0 0 1.7l98.9 173.8c.4.7.8.7 1.6.7H413l-99.3-174.7a1.74 1.74 0 0 1 .1-1.4z"
+        fill="currentColor" />
+    <path
+        d="M221.9 216.2L163 113a2 2 0 0 0-2-1H65l58.9 104.4a1.13 1.13 0 0 1 .1.8L43 352h96.8a1.54 1.54 0 0 0 1.6-.9l80.5-133.7a2.44 2.44 0 0 0 0-1.2z" />
+</svg>
 {{- else if (eq $icon_name "ycombinator") -}}
 <svg viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" fill="currentColor" stroke="none" stroke-width="1">
     <path