remove unneeded packages

lua/plugins.lua

@@ -32,8 +32,8 @@ return require('packer').startup({function()
     opt = true,
     cmd = { 'Dispatch', 'Dispatch!' }
   }
-  use 'scrooloose/nerdtree'
-  use 'Xuyuanp/nerdtree-git-plugin'
+  -- use 'scrooloose/nerdtree'
+  -- use 'Xuyuanp/nerdtree-git-plugin'
   use 'tpope/vim-fugitive'
   use 'tpope/vim-commentary'
   use 'sheerun/vim-polyglot'
@@ -48,7 +48,6 @@ return require('packer').startup({function()
   use 'akinsho/toggleterm.nvim'
   -- LSP Setup
   use 'neovim/nvim-lspconfig'
-  -- use 'kabouzeid/nvim-lspinstall'
   use 'williamboman/nvim-lsp-installer'
   use 'nvim-lua/lsp_extensions.nvim'
   use 'nvim-lua/completion-nvim'