add neogit and orgmode

lua/plugins/neogit.lua

@@ -0,0 +1,12 @@
+return {
+  'NeogitOrg/neogit',
+  dependencies = {
+    'nvim-lua/plenary.nvim', -- required
+    'sindrets/diffview.nvim', -- optional - Diff integration
+
+    -- Only one of these is needed, not both.
+    'nvim-telescope/telescope.nvim', -- optional
+    'ibhagwan/fzf-lua', -- optional
+  },
+  config = true,
+}