wiki: add Carbon Design System icons (2673) + pictograms (1000)

- 2673 SVG icons from @carbon/icons v11.82.0 (~2.5 MB)
- 1000 SVG pictograms from Carbon Design System (~2.0 MB)
- Updated 00-overview.md with asset structure and category listing

All icons: 32x32, fill: currentColor, optimized SVG
All pictograms: 24x24, fill: currentColor, SVG

assets/icons/carbon/trophy-filled.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"><title>trophy--filled</title><path d="M26,7H24V6a2.0023,2.0023,0,0,0-2-2H10A2.0023,2.0023,0,0,0,8,6V7H6A2.0023,2.0023,0,0,0,4,9v3a4.0045,4.0045,0,0,0,4,4h.322A8.1689,8.1689,0,0,0,15,21.9341V26H10v2H22V26H17V21.9311A7.9661,7.9661,0,0,0,23.74,16H24a4.0045,4.0045,0,0,0,4-4V9A2.0023,2.0023,0,0,0,26,7ZM8,14a2.0023,2.0023,0,0,1-2-2V9H8Zm18-2a2.0023,2.0023,0,0,1-2,2V9h2Z"/></svg>