chore(nvim): drop redundant plugins

home/modules/nvim/config/lua/diagnostic.lua

@@ -3,6 +3,7 @@ vim.diagnostic.config({
   signs = true,
   underline = false,
   severity_sort = true,
+  virtual_text = false,
 })
 
 vim.keymap.set("n", "<leader>dl", vim.diagnostic.open_float)
@@ -12,3 +13,6 @@ end)
 vim.keymap.set("n", "<leader>dk", function()
   vim.diagnostic.jump({ count = 1, float = true })
 end)
+vim.keymap.set("", "<leader>dd", function()
+  vim.diagnostic.config({ virtual_lines = not vim.diagnostic.config().virtual_lines })
+end, { desc = "toggle diagnostic virtual lines" })