linuxKernel.kernels.linux_{lqx,zen}: add axertheaxe as maintainer (#383004)

Author: thiagokokada

pkgs/os-specific/linux/kernel/zen-kernels.nix

@@ -140,6 +140,7 @@ let
           maintainers = with lib.maintainers; [
             thiagokokada
             jerrysm64
+            axertheaxe
           ];
           description =
             "Built using the best configuration and kernel sources for desktop, multimedia, and gaming workloads."