feat(icons): added octagon-minus icon (#2408)

* Added icons/octagon-minus.svg

* Added icons/octagon-minus.json

* Updated icons/octagon-minus.json

icons/octagon-minus.json

@@ -0,0 +1,22 @@
+{
+  "$schema": "../icon.schema.json",
+  "contributors": [
+    "colebemis",
+    "jguddas"
+  ],
+  "tags": [
+    "stop",
+    "forbidden",
+    "subtract",
+    "remove",
+    "decrease",
+    "reduce",
+    "-",
+    "traffic",
+    "halt",
+    "restricted"
+  ],
+  "categories": [
+    "transportation"
+  ]
+}

icons/octagon-minus.svg

@@ -0,0 +1,14 @@
+<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="M2.586 16.726A2 2 0 0 1 2 15.312V8.688a2 2 0 0 1 .586-1.414l4.688-4.688A2 2 0 0 1 8.688 2h6.624a2 2 0 0 1 1.414.586l4.688 4.688A2 2 0 0 1 22 8.688v6.624a2 2 0 0 1-.586 1.414l-4.688 4.688a2 2 0 0 1-1.414.586H8.688a2 2 0 0 1-1.414-.586z" />
+  <path d="M8 12h8" />
+</svg>