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/keyboard-off.svg

@@ -0,0 +1,15 @@
+<!-- Generator: Adobe Illustrator 26.3.1, SVG Export Plug-In . SVG Version: 6.00 Build 0) -->
+<svg version="1.1" id="icon" x="0px" y="0px" width="32px" height="32px" viewBox="0 0 32 32" style="enable-background:new 0 0 32 32;" xml:space="preserve">
+<style type="text/css"> .st0{fill:none;}
+</style>
+<rect x="6" y="12" width="2" height="2"/>
+<rect x="18" y="12" width="2" height="2"/>
+<rect x="6" y="20" width="2" height="2"/>
+<rect x="6" y="16" width="2" height="2"/>
+<rect x="10" y="16" width="2" height="2"/>
+<rect x="22" y="12" width="4" height="2"/>
+<rect x="22" y="16" width="4" height="2"/>
+<path d="M14.2,10H28v13h2V10c0-1.1-0.9-2-2-2H12.2L14.2,10z"/>
+<path d="M30,28.6L3.4,2L2,3.4L6.6,8H4c-1.1,0-2,0.9-2,2v14c0,1.1,0.9,2,2,2h20.6l4,4L30,28.6z M4,24V10h4.6l2,2H10v2h2.6l2,2H14v2 h2.6l2,2H10v2h10.6l2,2H4z"/>
+<rect id="_x3C_Transparent_Rectangle_x3E__589_" class="st0" width="32" height="32"/>
+</svg>