feat(extras): added gleam lang support (#2802)

Added [Gleam lang](https://gleam.run/) support.

---------

Co-authored-by: Folke Lemaitre <folke.lemaitre@gmail.com>

lua/lazyvim/plugins/extras/lang/gleam.lua

@@ -0,0 +1,24 @@
+return {
+  recommended = {
+    ft = "gleam",
+    root = "gleam.toml",
+  },
+
+  {
+    "nvim-treesitter/nvim-treesitter",
+    opts = function(_, opts)
+      if type(opts.ensure_installed) == "table" then
+        vim.list_extend(opts.ensure_installed, { "gleam" })
+      end
+    end,
+  },
+
+  {
+    "neovim/nvim-lspconfig",
+    opts = {
+      servers = {
+        gleam = {},
+      },
+    },
+  },
+}