docs: update .all-contributorsrc

allcontributors[bot] · web-flow · commit 103c862d7c7c · 2022-12-24T20:22:06.000Z
diff --git a/.all-contributorsrc b/.all-contributorsrc
@@ -59,7 +59,8 @@
       "contributions": [
         "bug",
         "ideas",
-        "promotion"
+        "promotion",
+        "maintenance"
       ]
     }
   ],
