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/data--storage.svg

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 24.1.2, 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="data--storage_1_" d="M31,31.336H1c-0.186,0-0.336-0.15-0.336-0.336v-5h0.672v4.664h29.328V26h0.672v5
+	C31.336,31.186,31.186,31.336,31,31.336z M31,23.336H1c-0.186,0-0.336-0.15-0.336-0.336v-5h0.672v4.664h29.328V18h0.672v5
+	C31.336,23.186,31.186,23.336,31,23.336z M31,15.336H1c-0.186,0-0.336-0.15-0.336-0.336v-5h0.672v4.664h29.328V10h0.672v5
+	C31.336,15.186,31.186,15.336,31,15.336z M31,7.336H1c-0.186,0-0.336-0.15-0.336-0.336V2h0.672v4.664h29.328V2h0.672v5
+	C31.336,7.186,31.186,7.336,31,7.336z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>