Release fixes

[lymichelle21]

• Ran sphinx for updated documentation
• Update release notes
• Add discrete models section to included models notebook
• Remove threshold_met_eq mention in simulate_to_threshold

[github-actions]

Thank you for opening this PR. Since this is a release branch, the PR must complete the release checklist, below:

• Check that each new feature has corresponding tests

• Confirm all dependencies are in the following: requirements.txt, setup.py, the bottom of dev_guide.rst

• Confirm that all issues associated with the release have been closed (i.e., requirements have been met) or assigned to another release

• Run unit tests python -m tests, on

  • Windows

  • Linux

  • Apple Silicon Mac

  • Intel Mac

• If present, run manual tests python -m tests.test_manual

• Review the template(s)

• Review static-analysis/linter results

• Review the tutorial

• Run and review the examples

• Check that all examples are tested

• Check new files in PR for any accidentally added

• Check documents

  • Check that all desired examples are in docs

  • General review: see if any updates are required

• Rebuild sphinx documents: sphinx-build sphinx_config/ docs/

• Write release notes

• Update version number in src/*/init.py and setup.py

• For releases adding new features- ensure that NASA release process has been followed.

• Confirm that on GitHub Releases page, the next release has been started and that a schedule is present including at least Release Date, Release Review Date, and Release Branch Opening Date.`

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Please upload report for BASE (release/v1.8@fbce739). Learn more about missing BASE report.

Additional details and impacted files

@@               Coverage Diff               @@
##             release/v1.8     #228   +/-   ##
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  Coverage                ?   83.69%           
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  Files                   ?      103           
  Lines                   ?    10961           
  Branches                ?        0           
===============================================
  Hits                    ?     9174           
  Misses                  ?     1787           
  Partials                ?        0           

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