fix(lsp): check nvim.lsp.enable before doautoall #36518

(cherry picked from commit 653871da1b)

runtime/lua/vim/lsp.lua

@@ -632,7 +632,7 @@ function lsp.enable(name, enable)
 
   -- Ensure any pre-existing buffers start/stop their LSP clients.
   if enable ~= false then
-    if vim.v.vim_did_enter == 1 then
+    if vim.v.vim_did_enter == 1 and next(lsp._enabled_configs) then
       vim.cmd.doautoall('nvim.lsp.enable FileType')
     end
   else