fix: not being able to open file names with complex characters

Fixes #60

lua/yazi/utils.lua

@@ -197,7 +197,8 @@ function M.on_yazi_exited(prev_win, window, config)
       local chosen_file = chosen_files[1]
       config.hooks.yazi_closed_successfully(chosen_file, config)
       if chosen_file then
-        config.open_file_function(chosen_file, config)
+        local path = vim.fn.fnameescape(chosen_file)
+        config.open_file_function(path, config)
       end
     end
   end

tests/yazi/yazi_spec.lua

@@ -62,6 +62,16 @@ describe('opening a file', function()
 
       assert.equals(target_file, vim.fn.expand('%'))
     end)
+
+    it('can open files with complex characters in their name', function()
+      -- the filename contains a '$' character which can be problematic to nvim
+      local target_file = 'routes/posts.$postId/route.tsx'
+      setup_fake_yazi_opens_file(target_file)
+
+      plugin.yazi({ set_keymappings_function = function() end })
+
+      assert.equals(target_file, vim.fn.expand('%'))
+    end)
   end)
 
   it(