docs: update @songz as a contributor

Author: ggwadera

.all-contributorsrc

@@ -16,7 +16,13 @@
       "avatar_url": "https://avatars2.githubusercontent.com/u/686933?v=4",
       "profile": "https://www.c0d3.com/",
       "contributions": [
-        "code"
+        "code",
+        "doc",
+        "ideas",
+        "infra",
+        "mentoring",
+        "projectManagement",
+        "review"
       ]
     },
     {

README.md

@@ -160,7 +160,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <!-- markdownlint-disable -->
 <table>
   <tr>
-    <td align="center"><a href="https://www.c0d3.com/"><img src="https://avatars2.githubusercontent.com/u/686933?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Song Zheng</b></sub></a><br /><a href="https://github.com/garageScript/myProxy/commits?author=songz" title="Code">💻</a></td>
+    <td align="center"><a href="https://www.c0d3.com/"><img src="https://avatars2.githubusercontent.com/u/686933?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Song Zheng</b></sub></a><br /><a href="https://github.com/garageScript/myProxy/commits?author=songz" title="Code">💻</a> <a href="https://github.com/garageScript/myProxy/commits?author=songz" title="Documentation">📖</a> <a href="#ideas-songz" title="Ideas, Planning, & Feedback">🤔</a> <a href="#infra-songz" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a> <a href="#mentoring-songz" title="Mentoring">🧑‍🏫</a> <a href="#projectManagement-songz" title="Project Management">📆</a> <a href="https://github.com/garageScript/myProxy/pulls?q=is%3Apr+reviewed-by%3Asongz" title="Reviewed Pull Requests">👀</a></td>
     <td align="center"><a href="https://www.devwong.com/"><img src="https://avatars1.githubusercontent.com/u/7990856?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Herman Wong</b></sub></a><br /><a href="https://github.com/garageScript/myProxy/commits?author=hwong0305" title="Code">💻</a> <a href="https://github.com/garageScript/myProxy/pulls?q=is%3Apr+reviewed-by%3Ahwong0305" title="Reviewed Pull Requests">👀</a></td>
     <td align="center"><a href="https://github.com/rkalra247"><img src="https://avatars1.githubusercontent.com/u/27792256?v=4?s=100" width="100px;" alt=""/><br /><sub><b>rkalra247</b></sub></a><br /><a href="https://github.com/garageScript/myProxy/commits?author=rkalra247" title="Code">💻</a></td>
     <td align="center"><a href="https://dewulfdavid.com/"><img src="https://avatars3.githubusercontent.com/u/25457563?v=4?s=100" width="100px;" alt=""/><br /><sub><b>David De Wulf</b></sub></a><br /><a href="https://github.com/garageScript/myProxy/commits?author=Wolfy64" title="Code">💻</a></td>