docs: update .all-contributorsrc [skip ci]

allcontributors[bot] · web-flow · commit adfe97298efd · 2020-01-13T15:01:46.000Z
diff --git a/.all-contributorsrc b/.all-contributorsrc
@@ -50,6 +50,15 @@
       "contributions": [
         "plugin"
       ]
+    },
+    {
+      "login": "square",
+      "name": "Square",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/82592?v=4",
+      "profile": "https://square.github.io",
+      "contributions": [
+        "plugin"
+      ]
     }
   ],
   "contributorsPerLine": 7,
