Revert "Should fix readme rendering for pypi"

This reverts commit c697686.

Author: evaherrada

README.rst

@@ -23,24 +23,7 @@ Only certain types of bitmaps work with this library, and they often have to be
 Usage Example
 =============
 
-.. code-block:: python
-
-    import board
-    import displayio
-    import adafruit_imageload
-
-    image, palette = adafruit_imageload.load(
-        "images/4bit.bmp", bitmap=displayio.Bitmap, palette=displayio.Palette
-    )
-    tile_grid = displayio.TileGrid(image, pixel_shader=palette)
-
-    group = displayio.Group()
-    group.append(tile_grid)
-    board.DISPLAY.show(group)
-
-    while True:
-        pass
-
+.. literalinclude:: ../examples/imageload_simpletest.py
 
 Contributing
 ============