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/cics--tx.svg

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 28.0.0, 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="cics--tx_00000040573799380460905730000004452523362056687033_" d="M17,28.36h-4v-0.72h4c2.559,0,4.64-2.081,4.64-4.64v-2
+	h0.721v2C22.36,25.955,19.955,28.36,17,28.36z M16,24.36c-1.301,0-2.36-1.059-2.36-2.36s1.059-2.36,2.36-2.36
+	c1.302,0,2.36,1.059,2.36,2.36S17.302,24.36,16,24.36z M16,20.36c-0.904,0-1.64,0.735-1.64,1.64s0.736,1.64,1.64,1.64
+	c0.904,0,1.64-0.735,1.64-1.64S16.904,20.36,16,20.36z M10.36,23H9.64v-2c0-2.955,2.404-5.36,5.36-5.36h4v0.72h-4
+	c-2.559,0-4.64,2.082-4.64,4.64C10.36,21,10.36,23,10.36,23z M25.12,22.34l-0.24-0.68c2.144-0.757,3.76-3.19,3.76-5.66
+	c0-2.794-2.019-5.22-4.696-5.645c-0.159-0.025-0.282-0.154-0.301-0.314C23.206,6.232,19.921,3.36,16,3.36
+	c-3.92,0-7.206,2.873-7.643,6.681c-0.018,0.161-0.142,0.289-0.301,0.314C5.379,10.78,3.36,13.206,3.36,16
+	c0,2.47,1.617,4.903,3.76,5.66l-0.24,0.68C4.423,21.472,2.64,18.806,2.64,16c0-3.051,2.147-5.715,5.037-6.307
+	C8.274,5.653,11.805,2.64,16,2.64s7.727,3.013,8.323,7.053c2.89,0.592,5.037,3.256,5.037,6.307
+	C29.36,18.806,27.577,21.472,25.12,22.34z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>