feat(neo-tree): add mapping "O" to open with system default

lua/lazyvim/plugins/editor.lua

@@ -69,6 +69,14 @@ return {
             end,
             desc = "copy path to clipboard",
           },
+          ["O"] = {
+            command = function(state)
+              local filepath = state.tree:get_node().path
+
+              os.execute("open " .. string.format("'%s'", filepath))
+            end,
+            desc = "open_with_system_defaults",
+          },
         },
       },
       default_component_configs = {