doc/tutorial/helloworld.rst - __file__ is not defined when setting up RESOURCES

[rrpegasus]

What doesn't work?

1. Resources is now under examples
2. NameError: name '__file__' is not defined
   when running
   RESOURCES = sdl2.ext.Resources(__file__,"examples/resources")

How To Reproduce

import sys
import sdl2
import sdl2.ext
RESOURCES = sdl2.ext.Resources(__file__,"examples/resources")

Platform (if relevant):

• OS: Win11 amd64
• Python Version: 3.12.10
• SDL2 Version: 0.9.17
• Using pysdl2-dll: Yes

Additional context
Fix

RESOURCES = sdl2.ext.Resources(sdl2.__file__,"examples/resources")
RESOURCES.get_path("hello.bmp")
'C:\\Users\\jdoe\\AppData\\Local\\Packages\\PythonSoftwareFoundation.Python.3.12_abc123def456g\\LocalCache\\local-packages\\Python312\\site-packages\\sdl2\\examples\\resources\\hello.bmp'