Update citing.md

[ljhwang]

Corrects capitalization of World Builder and adds some text to be consistent with README.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (8d00404) 93.55% compared to head (1374aa9) 93.55%.
Report is 10 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #572   +/-   ##
=======================================
  Coverage   93.55%   93.55%           
=======================================
  Files          92       92           
  Lines        6343     6343           
=======================================
  Hits         5934     5934           
  Misses        409      409           

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 8d00404...1374aa9. Read the comment docs.

[github-actions]

Benchmark	Main	Feature	Difference (99.9% CI)
Slab interpolation simple none	1.023 ± 0.004 (s=439)	1.021 ± 0.002 (s=444)	-0.2% .. -0.1%
Slab interpolation curved simple none	1.027 ± 0.007 (s=450)	1.026 ± 0.005 (s=429)	-0.2% .. +0.0%
Spherical slab interpolation simple none	1.266 ± 0.003 (s=363)	1.267 ± 0.008 (s=350)	-0.1% .. +0.2%
Slab interpolation simple curved CMS	1.096 ± 0.005 (s=430)	1.097 ± 0.004 (s=393)	+0.0% .. +0.2%
Spherical slab interpolation simple CMS	1.862 ± 0.007 (s=253)	1.862 ± 0.004 (s=233)	-0.1% .. +0.1%
Spherical fault interpolation simple none	1.274 ± 0.004 (s=336)	1.275 ± 0.005 (s=373)	-0.0% .. +0.2%
Cartesian min max surface	2.383 ± 0.023 (s=168)	2.383 ± 0.019 (s=212)	-0.3% .. +0.3%
Spherical min max surface	7.362 ± 0.021 (s=56)	7.357 ± 0.014 (s=69)	-0.2% .. +0.1%