chore(spec): auto-polish cat-box-strip

Fix canonical plot-type vocabulary and reformat data section.

Co-Authored-By: Claude <noreply@anthropic.com>

Author: github-actions[bot]

plots/cat-box-strip/specification.md

@@ -13,19 +13,17 @@ A combined visualization that overlays individual data points (strip plot) on to
 
 ## Data
 
-The visualization requires:
-- **Categorical variable**: Groups/categories
-- **Numeric variable**: Values to analyze
-
-Example structure:
+- `category` (categorical) - Groups or categories to compare
+- `value` (numeric) - Numeric values to analyze
+- Size: 50-500+ points (larger samples better reveal distribution shape)
+- Example:
 ```
 Category | Value
 ---------|-------
 A        | 45.2
 A        | 52.1
 B        | 38.7
 B        | 41.3
-...
 ```
 
 ## Notes

plots/cat-box-strip/specification.yaml

@@ -1,11 +1,11 @@
 spec_id: cat-box-strip
 title: Box Plot with Strip Overlay
 created: '2025-12-30T12:00:00Z'
-updated: '2025-12-30T12:00:00Z'
+updated: '2026-05-13T05:24:55Z'
 issue: 2695
 suggested: claude-code
 tags:
-  plot_type: [box, strip, combined]
+  plot_type: [box, strip]
   domain: [statistics]
   features: [overlay, distribution, quartiles]
   data_type: [categorical, numeric]