update ruff lsp name

Author: tzaleski

init.lua

@@ -619,7 +619,7 @@ require('lazy').setup({
         -- nushell = {},
         -- postgres_lsp = {},
         pyright = {},
-        ruff_lsp = {},
+        ruff = {},
         terraformls = {},
         -- rust_analyzer = {},
         -- ... etc. See `:help lspconfig-all` for a list of all the pre-configured LSPs