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/aggregator-recalculation.svg

@@ -0,0 +1,2 @@
+<svg id="icon" version="1.1" viewBox="0 0 32 32"> <!-- Generator: Adobe Illustrator 29.5.1, SVG Export Plug-In . SVG Version: 2.1.0 Build 141) --> <path d="M3.4,22h10.6v2H1v-2.4l8.6-8.6L1,4.4v-2.4h17v2H3.4l9,9L3.4,22ZM29,24h-9.2l2.6-2.6-1.4-1.4-5,5,5,5,1.4-1.4-2.6-2.6h9.2s0-2,0-2ZM16,14v2h9.2l-2.6,2.6,1.4,1.4,5-5-5-5-1.4,1.4,2.6,2.6s-9.2,0-9.2,0Z"/> <rect id="__x3C_Transparent_Rectangle_x3E_" class="st0" width="32" height="32"/>
+</svg>