Fixing broken documentation

[isaacgsmith]

Description

• Has documentation reflect change from export_cplot to export_convergence_plot
• Comments out some plots in the SDEC notebook. THIS IS A TEMPORARY FIX!!!! The current page is too large which breaks the documentation build. We need to figure out a way to fix this, but this PR will just make it so the documentation will build while we figure out what to do with the SDEC notebook.

How has this been tested?

• Testing pipeline.
• Other.
  Docs build: https://github.com/smithis7/tardis/actions/runs/1340003382

Type of change

• Bug fix.
• New feature.
• Breaking change.
• None of the above.

Checklist

• My change requires a change to the documentation.
  • I have updated the documentation accordingly.
  • (optional) I have built the documentation on my fork following the instructions.
• I have assigned and requested two reviewers for this pull request.

[review-notebook-app]

Check out this pull request on 

See visual diffs & provide feedback on Jupyter Notebooks.

---

Powered by ReviewNB

[tardis-bot]

Before a pull request is accepted, it must meet the following criteria:

• Is the necessary information provided?
• Is this a duplicate PR?
  • If a new PR is clearly a duplicate, ask how this PR is different from the original PR?
  • If this PR is about to be merged, close the original PR with a link to this new PR that solved the issue.
• Does it pass existing tests and are new tests provided if required?
  • The test coverage should not decrease, and for new features should be close to 100%.
• Is the code tidy?
  • No unnecessary print lines or code comments.

[codecov]

Codecov Report

Merging #1811 (b3f5d1f) into master (a3fbc50) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1811   +/-   ##
=======================================
  Coverage   58.25%   58.25%           
=======================================
  Files          66       66           
  Lines        6721     6721           
=======================================
  Hits         3915     3915           
  Misses       2806     2806           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update a3fbc50...b3f5d1f. Read the comment docs.