Update meshcat to get three.js 132 and better transparent sphere handling

[rdeits]

Ref: meshcat-dev/meshcat#97

[codecov-commenter]

Codecov Report

Merging #96 (9f58522) into master (93c49b3) will decrease coverage by 0.19%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master      #96      +/-   ##
==========================================
- Coverage   73.52%   73.33%   -0.20%     
==========================================
  Files          11       11              
  Lines        1035     1035              
==========================================
- Hits          761      759       -2     
- Misses        274      276       +2     

Impacted Files	Coverage Δ
src/meshcat/tests/test_drawing.py	97.71% <100.00%> (ø)
src/meshcat/animation.py	75.78% <0.00%> (-2.11%)	⬇️

---

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 93c49b3...9f58522. Read the comment docs.