gleam support in nvim

required tree-sitter grammar so i just grabbed them all, why not

nix/home/programs/nvim/init.vim

@@ -86,3 +86,11 @@ set scrolloff=10
 if filereadable($HOME . "/.vimrc.local")
   source ~/.vimrc.local
 endif
+
+lua  << EOF
+require'nvim-treesitter.configs'.setup {
+   highlight = {
+      enable = true,
+   },
+ }
+EOF