update posterboard icon

icon/photo-stack.svg

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--Generator: Apple Native CoreSVG 326-->
+<!DOCTYPE svg
+PUBLIC "-//W3C//DTD SVG 1.1//EN"
+       "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 235.75 250.625">
+ <g>
+  <rect height="250.625" opacity="0" width="235.75" x="0" y="0"/>
+  <path d="M179.597 29L56.1528 29C56.4256 19.9631 61.8854 14.875 71.25 14.875L164.5 14.875C173.865 14.875 179.324 19.9631 179.597 29Z" fill="white" fill-opacity="0.85"/>
+  <path d="M200.083 58.4578C196.553 57.8144 192.764 57.5 188.75 57.5L47.125 57.5C43.0623 57.5 39.2305 57.8194 35.6653 58.4746C36.7346 47.6228 43.8122 41.625 55.625 41.625L180.125 41.625C191.932 41.625 199.008 47.6165 200.083 58.4578Z" fill="white" fill-opacity="0.85"/>
+  <path d="M48.5 232.75L187.625 232.75C206.875 232.75 217 223 217 203.875L217 197.625L167.625 150.75C163.75 147 158.625 145.25 153.75 145.25C148.625 145.25 144 146.875 139.75 150.625L97.125 188.5L80 173.25C76 169.625 71.625 167.875 67.25 167.875C63.125 167.875 59.125 169.75 55.125 173.125L19.125 204C19.125 223 29.25 232.75 48.5 232.75ZM47.125 235.375L188.75 235.375C210 235.375 220.625 225 220.625 204L220.625 104C220.625 83.125 210 72.625 188.75 72.625L47.125 72.625C25.75 72.625 15.25 83 15.25 104L15.25 204C15.25 225 25.75 235.375 47.125 235.375ZM47.375 217.375C38.375 217.375 33.25 212.5 33.25 203L33.25 105C33.25 95.5 38.375 90.625 47.375 90.625L188.5 90.625C197.5 90.625 202.625 95.5 202.625 105L202.625 203C202.625 212.5 197.5 217.375 188.5 217.375Z" fill="white" fill-opacity="0.85"/>
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+ </g>
+</svg>