feat(black): added an extra for black with none-ls & conform.nvim (#1245)

* feat(black): added an extra for black with null-ls

* fix: update to none-ls/conform

lua/lazyvim/plugins/extras/formatting/black.lua

@@ -0,0 +1,25 @@
+return {
+  {
+    "williamboman/mason.nvim",
+    opts = function(_, opts)
+      table.insert(opts.ensure_installed, "black")
+    end,
+  },
+  {
+    "nvimtools/none-ls.nvim",
+    optional = true,
+    opts = function(_, opts)
+      local nls = require("null-ls")
+      table.insert(opts.sources, nls.builtins.formatting.black)
+    end,
+  },
+  {
+    "stevearc/conform.nvim",
+    optional = true,
+    opts = {
+      formatters_by_ft = {
+        ["python"] = { { "blackd", "black" } },
+      },
+    },
+  },
+}