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/currency-lira.svg

@@ -0,0 +1 @@
+<svg id="Layer_1" data-name="Layer 1" width="32" height="32" viewBox="0 0 32 32"> <path d="M23,19a6.0066,6.0066,0,0,1-6,6H13V18.1079L21.2139,15V13L13,16.1079v-3L21.2139,10V8L13,11.1079V5H11v6.8647L8,13v2l3-1.1353v3L8,18v2l3-1.1353V27h6a8.0092,8.0092,0,0,0,8-8Z" transform="translate(0 0)"/> </svg>