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/pause-future.svg

@@ -0,0 +1 @@
+<svg id="Layer_1" data-name="Layer 1" width="32" height="32" viewBox="0 0 32 32"> <polygon points="14 11 12 11 12 22 14 22 14 11 14 11"/> <polygon points="20 11 18 11 18 22 20 22 20 11 20 11"/> <path d="M16,2A13.9158,13.9158,0,0,1,26,6.2343V2h2v8H20V8h4.9217A11.9818,11.9818,0,1,0,28,16h2A14,14,0,1,1,16,2Z" transform="translate(0 0)"/> </svg>