Add "yaml" to list of parsers to be installed

README.md

@@ -24,7 +24,7 @@ Minimal configuration:
     run = ":TSUpdate",
     config = function ()
       require("nvim-treesitter.configs").setup({
-        ensure_installed = { "markdown", "markdown_inline", "r", "rnoweb" },
+        ensure_installed = { "markdown", "markdown_inline", "r", "rnoweb", "yaml" },
       })
     end
   },