fix: removed deprecated lua ls

data/nvim/lua/plugins/config/nvim-cmp.lua

@@ -108,27 +108,7 @@ cmp.setup.cmdline(':', {
     { name = 'cmdline' }
   }
 })
--- language servers
-local sumneko_root_path = vim.fn.stdpath("data").."/lua-language-server"
-local sumneko_binary = sumneko_root_path.."/bin/lua-language-server"
 
-require("lspconfig").sumneko_lua.setup {    -- lua:    https://github.com/sumneko/lua-language-server
-	cmd = { sumneko_binary, "-E", sumneko_root_path .. "/main.lua" },
-	settings = {
-		Lua = {
-			diagnostics = {
-				-- Get the language server to recognize the `vim` global
-				globals = {'vim'},
-			},
-			workspace = {
-				-- Make the server aware of Neovim runtime files
-				library = vim.api.nvim_get_runtime_file("", true),
-			},
-			-- Do not send telemetry data containing a randomized but unique identifier
-			telemetry = { enable = false, },
-		},
-	},
-}
 
 require('lspconfig').clangd.setup {}        --needs clang
 require('lspconfig').rust_analyzer.setup {}      --still needs rust analyzer installed