Sphinxext-photofinish

What's Changed
* Fix overriding height/width on image from rst by TheTripleV in https://github.com/wpilibsuite/sphinxext-photofinish/pull/21
* Update pillow for CVE by sciencewhiz in https://github.com/wpilibsuite/sphinxext-photofinish/pull/23


**Full Changelog**: https://github.com/wpilibsuite/sphinxext-photofinish/compare/v0.1.10...v0.1.11

Update to work with Sphinx 6+
Update dependencies

- Skip running on SingleHTMLBuilder
- This prevents duplicate builds on RTD

- Fix bug preventing the extension from running on RTD

- Fix global declaration bug