add sphinx configuration to rtd.yaml

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

remove deprecated get_html_theme_path() call

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

Merge pull request #28 from adafruit/docs_req_fixes

unpin sphinx and add sphinx-rtd-theme to docs reqs

Merge pull request #27 from FoamyGuy/fix_rtd_theme

fix rtd theme

Merge pull request #26 from adafruit/dev/fix-pylint-jquery

Update .pylintrc, fix jQuery for docs

Merge pull request #22 from adafruit/stemma_i2c

Added commented out board.STEMMA_I2C with explanation

Merge pull request #21 from gpongelli/patch-3

exception message is a f-string

Merge pull request #20 from tcfranks/main

Correct Missing Type Annotations

Use year duration range for copyright attribution

Fix version strings in workflow files