docs: update .all-contributorsrc [skip ci]

allcontributors[bot] · web-flow · commit b82580ba9725 · 2020-05-09T02:22:28.000Z
diff --git a/.all-contributorsrc b/.all-contributorsrc
@@ -15,6 +15,15 @@
         "maintenance",
         "code"
       ]
+    },
+    {
+      "login": "lavela",
+      "name": "Leandro Bitencourt",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/13982234?v=4",
+      "profile": "http://www.leandrobitencourt.com.br",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
