fixup! Updated home manager module with options for recent feature additions

nix/hm-module.nix

@@ -48,10 +48,10 @@ in
     };
 
     keymaps = lib.mkOption {
-      type = lib.types.attrsOf (lib.types.submodule {
+      type = lib.types.listOf (lib.types.submodule {
         options = {
           modes = lib.mkOption {
-            type = lib.types.enum [ "n" "i" "x" "v" "o" "r" ];
+            type = lib.listOf (lib.types.enum [ "n" "i" "x" "v" "o" "r" ]);
             default = [];
             description = "The editing modes this keymap can be used in";
           };