Add icon “application” (#1401)

Closes #1400

Author: landitus

core/components/atoms/icon/icons.json

@@ -271,6 +271,13 @@
       "width": 20,
       "height": 20
     },
+    "application": {
+      "paths": [
+        "M17.848 18.654H2.305a.555.555 0 0 1-.555-.555V2.555c0-.306.248-.555.555-.555h15.543c.307 0 .555.249.555.555V18.1a.555.555 0 0 1-.555.555zm-.555-14.988a.556.556 0 0 0-.555-.556H3.415a.556.556 0 0 0-.555.556v2.776h14.433V3.666zm0 3.885H2.86v9.437c0 .307.249.557.555.557h13.323a.556.556 0 0 0 .555-.557V7.551zM5.081 5.331H3.97V4.22h1.11v1.11zm2.22 0H6.19V4.22H7.3v1.11zm2.22 0h-1.11V4.22h1.11v1.11z"
+      ],
+      "width": 20,
+      "height": 20
+    },
     "arrow-down": {
       "paths": [
         "M10.074 17.717a.512.512 0 0 1-.28.117c-.012 0-.021.008-.032.008l-.007.002-.009-.002c-.007 0-.012-.004-.019-.004a.548.548 0 0 1-.341-.141c-.008-.007-.02-.004-.027-.011-.008-.008-.004-.02-.011-.028-.006-.007-.005-.019-.011-.026l-5.513-6.066a.54.54 0 1 1 .764-.765L9.2 15.876V2.888a.553.553 0 0 1 1.107 0v12.988l4.613-5.075a.54.54 0 1 1 .765.765L10.2 17.601c-.007.009-.017.013-.024.022-.015.019-.009.045-.026.062-.021.022-.053.015-.076.032z"