Imaging enhancements and TESS processing

What's Changed

• Updates for Multi_Fit notebook + Periodogram by @pearsonkyle in #1189
• Tess dependency update by @pearsonkyle in #1190
• Pin Ultranest - develop by @jpl-jengelke in #1192
• Backport release to pin reduction API by @jpl-jengelke in #1195
• Backport Ultranest hotfix to develop by @jpl-jengelke in #1199
• Update version.py by @jpl-jengelke in #1201
• Upgrade EXOTIC to Cython 3 -- testing required by @jpl-jengelke in #1203
• Issue 1206: Scipy v1.11 update by @tamimfatahi in #1207
• Requirements updates for Cython and other updates by @jpl-jengelke in #1208
• Imaging enhancements and TESS implementation by @jpl-jengelke in #1204

Full Changelog: 3.0.2...3.1.0