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-pictograms/chart--pie.svg

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 24.3.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 32 32" style="enable-background:new 0 0 32 32;" xml:space="preserve">
+<path id="chart--pie_1_" d="M26.862,26.85C29.64,24.069,31.36,20.232,31.36,16c0-8.47-6.89-15.36-15.36-15.36S0.64,7.53,0.64,16
+	S7.53,31.36,16,31.36c4.232,0,8.069-1.721,10.85-4.499c0.002-0.002,0.006-0.001,0.008-0.003S26.86,26.853,26.862,26.85z
+	 M16.869,16.36h13.753c-0.092,3.763-1.607,7.174-4.032,9.72L16.869,16.36z M30.621,15.64H16.36V1.378
+	C24.144,1.569,30.431,7.855,30.621,15.64z M1.36,16c0-7.951,6.375-14.428,14.28-14.622V16c0,0.1,0.04,0.19,0.106,0.255L26.08,26.59
+	c-2.628,2.503-6.173,4.05-10.08,4.05C7.927,30.64,1.36,24.072,1.36,16z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>