docs: update .all-contributorsrc [skip ci]

allcontributors[bot] · web-flow · commit eeed586789d0 · 2020-04-06T14:11:50.000Z
diff --git a/.all-contributorsrc b/.all-contributorsrc
@@ -167,6 +167,15 @@
       "contributions": [
         "doc"
       ]
+    },
+    {
+      "login": "bdunn313",
+      "name": "Brad Dunn",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/867683?v=4",
+      "profile": "https://github.com/bdunn313",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "contributorsPerLine": 7,
