docs: add amitmiran137 as a contributor (#189)

* docs: update README.md

* docs: update .all-contributorsrc

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>

Author: allcontributors[bot]

.all-contributorsrc

@@ -355,6 +355,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "amitmiran137",
+      "name": "Amit Miran",
+      "avatar_url": "https://avatars.githubusercontent.com/u/47772523?v=4",
+      "profile": "https://github.com/amitmiran137",
+      "contributions": [
+        "infra"
+      ]
     }
   ],
   "repoType": "github",