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/chart-lollipop.svg

@@ -0,0 +1,2 @@
+<svg id="icons" width="32" height="32" version="1.1" viewBox="0 0 32 32"> <!-- Generator: Adobe Illustrator 30.1.0, SVG Export Plug-In . SVG Version: 2.1.1 Build 136) --> <path d="M25,28v-9.1c1.7-.4,3-2,3-3.9s-1.8-4-4-4-4,1.8-4,4,1.3,3.4,3,3.9v9.1h-5V10.9c1.7-.4,3-2,3-3.9s-1.8-4-4-4-4,1.8-4,4,1.3,3.4,3,3.9v17.1h-5v-6.1c1.7-.4,3-2,3-3.9s-1.8-4-4-4-4,1.8-4,4,1.3,3.4,3,3.9v6.1h-5V2h-2v26c0,1.1.9,2,2,2h26v-2h-5ZM22,15c0-1.1.9-2,2-2s2,.9,2,2-.9,2-2,2-2-.9-2-2ZM15,7c0-1.1.9-2,2-2s2,.9,2,2-.9,2-2,2-2-.9-2-2ZM8,18c0-1.1.9-2,2-2s2,.9,2,2-.9,2-2,2-2-.9-2-2Z"/> <rect id="_x3C_Transparent_Rectangle_x3E_" class="st0" width="32" height="32"/>
+</svg>