Added outline plugin

lua/plugins/outline.lua

@@ -0,0 +1,12 @@
+return {
+    "hedyhli/outline.nvim",
+    config = function()
+        -- Example mapping to toggle outline
+        vim.keymap.set("n", "<leader>o", "<cmd>Outline<CR>",
+        { desc = "Toggle Outline" })
+
+        require("outline").setup {
+            -- Your setup opts here (leave empty to use defaults)
+        }
+    end,
+}