chore: Added oil.nvim to naviagate file manager as buffer

Signed-off-by: Afonso Franco <me@afonsofrancof.com>

.config/nvim/lua/plugins/lazy.lua

@@ -70,6 +70,12 @@ lazy.setup({
         end
     },
 
+    {'stevearc/oil.nvim',
+      config = function()
+        require("oil").setup()
+      end          
+    },
+
     -------------------------------------------------------LSP----------------------------------------------
     {
         'hrsh7th/nvim-cmp',