update rtd.yml file

Signed-off-by: foamyguy <foamyguy@gmail.com>

Merge pull request #41 from FoamyGuy/displayio_api_updates

displayio api updates

Merge pull request #40 from FoamyGuy/saturation_effect_fix

initialize saturation and effect to default values.

Merge pull request #39 from relic-se/contrast-getter

Fix contrast property read

Merge pull request #37 from adafruit/use_ruff

change to ruff

Merge pull request #36 from casten/patch-1

Improve comment and style for quality range checking

Merge pull request #35 from jerryneedell/jerryn_buffer

revise calculation of JPEG buffer

add sphinx configuration to rtd.yaml

Signed-off-by: foamyguy <foamyguy@gmail.com>

Merge pull request #33 from FoamyGuy/ev_whitebalance_getter_fix

fix ev and white balance getters

remove deprecated get_html_theme_path() call

Signed-off-by: foamyguy <foamyguy@gmail.com>