fix(lsp): trigger FileType commands after installing LSP servers

lua/lazyvim/plugins/lsp/init.lua

@@ -218,6 +218,15 @@ return {
     config = function(_, opts)
       require("mason").setup(opts)
       local mr = require("mason-registry")
+      mr:on("package:install:success", function()
+        vim.defer_fn(function()
+          -- trigger FileType event to possibly load this newly installed LSP server
+          require("lazy.core.handler.event").trigger({
+            event = "FileType",
+            buf = vim.api.nvim_get_current_buf(),
+          })
+        end, 100)
+      end)
       local function ensure_installed()
         for _, tool in ipairs(opts.ensure_installed) do
           local p = mr.get_package(tool)