docs: add andreas-berg as a contributor for bug (#3536)

* docs: update README.md

* docs: update .all-contributorsrc

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

.all-contributorsrc

@@ -750,6 +750,15 @@
       "contributions": [
         "doc"
       ]
+    },
+    {
+      "login": "andreas-berg",
+      "name": "andreas-berg",
+      "avatar_url": "https://avatars.githubusercontent.com/u/39428693?v=4",
+      "profile": "https://github.com/andreas-berg",
+      "contributions": [
+        "bug"
+      ]
     }
   ],
   "contributorsPerLine": 7

README.md

@@ -307,6 +307,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   </tr>
   <tr>
     <td align="center"><a href="https://github.com/HannesJo0139"><img src="https://avatars.githubusercontent.com/u/42114183?v=4?s=100" width="100px;" alt=""/><br /><sub><b>HannesJo0139</b></sub></a><br /><a href="https://github.com/authelia/authelia/commits?author=HannesJo0139" title="Documentation">📖</a></td>
+    <td align="center"><a href="https://github.com/andreas-berg"><img src="https://avatars.githubusercontent.com/u/39428693?v=4?s=100" width="100px;" alt=""/><br /><sub><b>andreas-berg</b></sub></a><br /><a href="https://github.com/authelia/authelia/issues?q=author%3Aandreas-berg" title="Bug reports">🐛</a></td>
   </tr>
 </table>