feat(extras): expose prios to user

The extra empty lines are so that the comments are not taken into
account from `lua_ls` for the field right after them.

lua/lazyvim/plugins/xtras.lua

@@ -1,4 +1,6 @@
 -- Some extras need to be loaded before others
+
+---@class LazyVimExtrasPrios: table<string, integer>
 local prios = {
   ["lazyvim.plugins.extras.test.core"] = 1,
   ["lazyvim.plugins.extras.dap.core"] = 1,
@@ -6,10 +8,13 @@ local prios = {
   ["lazyvim.plugins.extras.lang.typescript"] = 5,
   ["lazyvim.plugins.extras.formatting.prettier"] = 10,
   -- default priority is 50
+
   ["lazyvim.plugins.extras.editor.aerial"] = 100,
   ["lazyvim.plugins.extras.editor.outline"] = 100,
 }
 
+LazyVim.xtras_prios = prios
+
 ---@type string[]
 local extras = LazyVim.dedup(LazyVim.config.json.data.extras)
 

lua/lazyvim/util/init.lua

@@ -2,6 +2,7 @@ local LazyUtil = require("lazy.core.util")
 
 ---@class lazyvim.util: LazyUtilCore
 ---@field config LazyVimConfig
+---@field xtras_prios LazyVimExtrasPrios
 ---@field ui lazyvim.util.ui
 ---@field lsp lazyvim.util.lsp
 ---@field root lazyvim.util.root