docs: add nickwb as a contributor (#296)

.all-contributorsrc

@@ -235,6 +235,17 @@
         "doc",
         "test"
       ]
+    },
+    {
+      "login": "nickwb",
+      "name": "Nick Young",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/594211?v=4",
+      "profile": "https://github.com/nickwb",
+      "contributions": [
+        "code",
+        "doc",
+        "test"
+      ]
     }
   ],
   "contributorsPerLine": 7

README.md

@@ -213,6 +213,9 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="http://nosubstance.me"><img src="https://avatars1.githubusercontent.com/u/1269815?v=4" width="100px;" alt="Francisco Lopes"/><br /><sub><b>Francisco Lopes</b></sub></a><br /><a href="https://github.com/starship/starship/commits?author=oblitum" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/ahouts"><img src="https://avatars1.githubusercontent.com/u/16907671?v=4" width="100px;" alt="Andrew Houts"/><br /><sub><b>Andrew Houts</b></sub></a><br /><a href="https://github.com/starship/starship/commits?author=ahouts" title="Code">💻</a> <a href="https://github.com/starship/starship/commits?author=ahouts" title="Documentation">📖</a> <a href="https://github.com/starship/starship/commits?author=ahouts" title="Tests">⚠️</a></td>
   </tr>
+  <tr>
+    <td align="center"><a href="https://github.com/nickwb"><img src="https://avatars2.githubusercontent.com/u/594211?v=4" width="100px;" alt="Nick Young"/><br /><sub><b>Nick Young</b></sub></a><br /><a href="https://github.com/starship/starship/commits?author=nickwb" title="Code">💻</a> <a href="https://github.com/starship/starship/commits?author=nickwb" title="Documentation">📖</a> <a href="https://github.com/starship/starship/commits?author=nickwb" title="Tests">⚠️</a></td>
+  </tr>
 </table>
 
 <!-- ALL-CONTRIBUTORS-LIST:END -->