Fix typo in aozora package metadata

polybar/aozora.nix

@@ -20,6 +20,6 @@ rustPlatform.buildRustPackage rec {
     description = "A simple CLI for fetching Plume Labs air quality info.";
     homepage = "https://github.com/ElnuDev/aozora";
     license = licenses.gpl3;
-    maintaners = [ maintainers.tailhook ];
+    maintainers = [ maintainers.tailhook ];
   };
 }