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--histogram.svg

@@ -0,0 +1,14 @@
+<?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--histogram_1_" d="M31,31.36H1c-0.199,0-0.36-0.161-0.36-0.36V1h0.72v14.632c3.704-0.168,5.584-2.933,7.405-5.609
+	c1.8-2.646,3.662-5.382,7.235-5.382s5.436,2.736,7.235,5.382c1.879,2.762,3.821,5.618,7.765,5.618v0.72
+	c-4.324,0-6.376-3.016-8.36-5.933C20.867,7.822,19.192,5.36,16,5.36c-3.193,0-4.867,2.461-6.64,5.067
+	c-1.928,2.834-3.92,5.763-8,5.926V30.64h2.28V20c0-0.199,0.161-0.36,0.36-0.36h3.64V16c0-0.199,0.161-0.36,0.36-0.36h3.64V11
+	c0-0.199,0.161-0.36,0.36-0.36h4c0.199,0,0.36,0.161,0.36,0.36v1.64H20c0.199,0,0.36,0.161,0.36,0.36v3.64H24
+	c0.199,0,0.36,0.161,0.36,0.36v4.64H28c0.199,0,0.36,0.161,0.36,0.36v8.64H31V31.36z M24.36,30.64h3.279v-8.28H24.36V30.64z
+	 M20.36,30.64h3.279V17.36H20.36V30.64z M16.36,30.64h3.28V13.36h-3.28V30.64z M12.36,30.64h3.28V11.36h-3.28V30.64z M8.36,30.64
+	h3.28V16.36H8.36V30.64z M4.36,30.64h3.28V20.36H4.36V30.64z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>