bcc: add myself as maintainer

pkgs/os-specific/linux/bcc/default.nix

···
     description = "Dynamic Tracing Tools for Linux";
     homepage = https://iovisor.github.io/bcc/;
     license = licenses.asl20;
-    maintainers = with maintainers; [ ragge ];
+    maintainers = with maintainers; [ ragge mic92 ];
   };
 }