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/rule-grouping-data-quality.svg

@@ -0,0 +1,2 @@
+<svg id="Icon" width="32" height="32" viewBox="0 0 32 32"> <path class="cls-2" d="M31,29.5829l-2.8325-2.8306c.5237-.7905.8325-1.7354.8325-2.7524,0-2.7568-2.2432-5-5-5s-5,2.2432-5,5,2.2432,5,5,5c1.0171,0,1.9619-.3086,2.7524-.8325l2.8306,2.8325,1.417-1.417ZM21,23.9999c0-1.6543,1.3457-3,3-3s3,1.3457,3,3-1.3457,3-3,3-3-1.3457-3-3ZM28.42,6.9999H10.58c-.87,0-1.58.7-1.58,1.57v12.2201c0,3.19.27,6.12,3.11,7.62l4.89,2.59v-2.26l-3.95-2.09c-2.19-1.16-2.05-3.41-2.05-5.86v-11.7901h17v8.0001h2v-8.4301c0-.87-.71-1.57-1.58-1.57ZM21.42.9999H3.58c-.87,0-1.58.7-1.58,1.57v12.22c0,3.19.27,6.12,3.11,7.62l1.89,1v-2.2599l-.95-.5c-2.19-1.16-2.05-3.41-2.05-5.86V2.9999h17v2h2v-2.43c0-.87-.71-1.57-1.58-1.57ZM24,13h-11v-2h11v2ZM22,17h-9v-2h9v2Z"/> <rect class="cls-1" x="0" y="0" width="32" height="32"/>
+</svg>