Revert "fix: grouped legend bug"

[aaron-steinfeld]

Reverts #1334

[codecov]

Codecov Report

Merging #1335 (8dd996b) into main (71a0f52) will decrease coverage by 0.01%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #1335      +/-   ##
==========================================
- Coverage   84.51%   84.50%   -0.02%     
==========================================
  Files         840      840              
  Lines       17753    17752       -1     
  Branches     2183     2182       -1     
==========================================
- Hits        15004    15001       -3     
- Misses       2717     2719       +2     
  Partials       32       32              

Impacted Files	Coverage Δ
...components/cartesian/d3/legend/cartesian-legend.ts	91.20% <100.00%> (-1.66%)	⬇️

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[github-actions]

Unit Test Results

    4 files  ±0  275 suites  ±0   20m 4s ⏱️ -34s
979 tests ±0  979 ✔️ ±0  0 💤 ±0  0 ❌ ±0 
986 runs  ±0  986 ✔️ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit 8dd996b. ± Comparison against base commit 71a0f52.

[aaron-steinfeld]

Opened pending conversation on expected behavior.