feat(cfg): enable auto install of treesitter languages

feat(cfg): remove unusual keybinding, since it alredy exist
- <leader>rn (rename)

init.lua

@@ -331,7 +331,7 @@ require('nvim-treesitter.configs').setup {
   ensure_installed = { 'c', 'cpp', 'go', 'lua', 'python', 'rust', 'tsx', 'javascript', 'typescript', 'vimdoc', 'vim' },
 
   -- Autoinstall languages that are not installed. Defaults to false (but you can change for yourself!)
-  auto_install = false,
+  auto_install = true,
 
   highlight = { enable = true },
   indent = { enable = true },
@@ -576,6 +576,3 @@ vim.keymap.set("n", "<leader>j", "<cmd>lprev<CR>zz")
 
 -- delete without buffer
 vim.keymap.set("x", "<leader>p", [["_dP]])
-
--- replace current word
-vim.keymap.set("n", "<leader>s", [[:%s/\<<C-r><C-w>\>/<C-r><C-w>/gI<Left><Left><Left>]])