treesitter: runtime queries

Runtime queries just work like ftplugins, that is:

- Queries in the `after` directory are sourced _after_ the "base" query
- Otherwise, the last define query takes precedence.

Queries can be found in the `queries` directory.

Update runtime/lua/vim/treesitter/query.lua

Co-authored-by: Paul Burlumi <paul@burlumi.com>

runtime/lua/vim/treesitter/highlighter.lua

@@ -56,7 +56,7 @@ TSHighlighter.hl_map = {
     ["include"] = "Include",
 }
 
-function TSHighlighter.new(query, bufnr, ft)
+function TSHighlighter.new(bufnr, ft, query)
   if bufnr == nil or bufnr == 0 then
     bufnr = a.nvim_get_current_buf()
   end