docs: update .all-contributorsrc [skip ci]

allcontributors[bot] · web-flow · commit 36c2357a6d7d · 2020-09-28T07:36:36.000Z
diff --git a/.all-contributorsrc b/.all-contributorsrc
@@ -144,6 +144,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "rishabh15b",
+      "name": "Rishabh Balaiwar",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/55358003?v=4",
+      "profile": "https://github.com/rishabh15b",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
