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/delivery-time.svg

@@ -0,0 +1 @@
+<svg id="Layer_1" data-name="Layer 1" width="32" height="32" viewBox="0 0 32 32"> <path id="delivery--time" d="M16,30c-7.7197,0-14-6.2803-14-14S8.2803,2,16,2s14,6.2803,14,14-6.2803,14-14,14ZM16,4c-6.6167,0-12,5.3833-12,12s5.3833,12,12,12,12-5.3828,12-12-5.3828-12-12-12ZM20.293,21.707l-5.293-5.293V7h2v8.5859l4.707,4.707-1.4141,1.4141ZM13,17h-2v-2h2v2ZM9,17h-2v-2h2v2Z"/> </svg>