Update @prusnak as a contributor

.all-contributorsrc

@@ -323,7 +323,6 @@
       "avatar_url": "https://avatars.githubusercontent.com/u/42201?v=4",
       "profile": "https://rusnak.io/",
       "contributions": [
-        "code",
         "bug"
       ]
     },

README.md

@@ -232,7 +232,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://www.shingt.com/"><img src="https://avatars.githubusercontent.com/u/1391330?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Shinichi Goto</b></sub></a><br /><a href="https://github.com/sorenisanerd/gotty/commits?author=shingt" title="Code">💻</a></td>
     <td align="center"><a href="https://twitter.com/_yogeshsingh"><img src="https://avatars.githubusercontent.com/u/8512357?v=4?s=100" width="100px;" alt=""/><br /><sub><b>ygit</b></sub></a><br /><a href="https://github.com/sorenisanerd/gotty/commits?author=ygit" title="Code">💻</a></td>
     <td align="center"><a href="http://forum.cachem.fr/viewforum.php?f=21"><img src="https://avatars.githubusercontent.com/u/3392684?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Stéphane</b></sub></a><br /><a href="https://github.com/sorenisanerd/gotty/issues?q=author%3Anephaste" title="Bug reports">🐛</a></td>
-    <td align="center"><a href="https://rusnak.io/"><img src="https://avatars.githubusercontent.com/u/42201?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Pavol Rusnak</b></sub></a><br /><a href="https://github.com/sorenisanerd/gotty/commits?author=prusnak" title="Code">💻</a> <a href="https://github.com/sorenisanerd/gotty/issues?q=author%3Aprusnak" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://rusnak.io/"><img src="https://avatars.githubusercontent.com/u/42201?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Pavol Rusnak</b></sub></a><br /><a href="https://github.com/sorenisanerd/gotty/issues?q=author%3Aprusnak" title="Bug reports">🐛</a></td>
   </tr>
   <tr>
     <td align="center"><a href="https://github.com/devanlai"><img src="https://avatars.githubusercontent.com/u/1348448?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Devan Lai</b></sub></a><br /><a href="https://github.com/sorenisanerd/gotty/commits?author=devanlai" title="Code">💻</a></td>