feat: replace buffer plugin with leader maps

config/plugins/editor/bufdelete.nix

@@ -1,20 +0,0 @@
-{...}: {
-  plugins.bufdelete = {
-    enable = true;
-  };
-
-  keymaps = [
-    {
-      mode = "n";
-      key = "<leader>bd";
-      action = "<cmd>Bdelete<cr>";
-      options.desc = "Buffer Delete";
-    }
-    {
-      mode = "n";
-      key = "<leader>bw";
-      action = "<cmd>Bwipeout<cr>";
-      options.desc = "Buffer Wipeout";
-    }
-  ];
-}

config/plugins/utils/whichkey.nix

@@ -14,15 +14,6 @@
       };
     }
  
-    {
-      mode = "n";
-      key = "<leader>b";
-      action = "<Nop>";
-      options = {
-        desc = "+buffer";
-      };
-    }
-
     {
       mode = ["n" "v"];
       key = "<leader>c";