nixpkgs/neovim: add delete buffer binding for telescope

.config/nixpkgs/neovim/plugins.lua

@@ -17,6 +17,11 @@ require('telescope').setup({
     buffers = {
       sort_lastused = true,
       sort_mru = true,
+      mappings = {
+        i = {
+          ['<C-d>'] = 'delete_buffer'
+        },
+      },
     },
     find_files = {
       find_command = { "fd", "--type", "f", "--strip-cwd-prefix" }