Added milestone icon (#563)

* Added  icon

* Update milestone.svg

Co-authored-by: Karsa <karsa@karsa.org>

icons/milestone.svg

@@ -0,0 +1,15 @@
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="currentColor"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M18 6H5a2 2 0 0 0-2 2v3a2 2 0 0 0 2 2h13l4-3.5L18 6Z" />
+  <path d="M12 13v9" />
+  <path d="M12 2v4" />
+</svg>

tags.json

@@ -1648,6 +1648,11 @@
     "sound",
     "mute"
   ],
+  "milestone": [
+    "sign",
+    "signpost",
+    "version control"
+  ],
   "minimize": [
     "exit fullscreen",
     "close",