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/JAVA.svg

@@ -0,0 +1,2 @@
+<svg id="Icon" width="32" height="32" version="1.1" viewBox="0 0 32 32"> <!-- Generator: Adobe Illustrator 30.0.0, SVG Export Plug-In . SVG Version: 2.1.1 Build 123) --> <path d="M6.3335,21h-2.667c-.9189,0-1.6665-.7476-1.6665-1.6665v-2.3335h2v2h2v-8h2v8.3335c0,.9189-.7476,1.6665-1.6665,1.6665ZM16,13v8h-2v-4h-2v4h-2v-8c0-1.1001.8999-2,2-2h2c1.1001,0,2,.8999,2,2ZM14,13h-2v2h2v-2ZM30,13v8h-2v-4h-2v4h-2v-8c0-1.1001.8999-2,2-2h2c1.1001,0,2,.8999,2,2ZM28,13h-2v2h2v-2ZM21,11h2l-2,10h-2l-2-10h2l1,7,1-7Z"/> <rect id="__x3C_Transparent_Rectangle_x3E_" class="st0" width="32" height="32"/>
+</svg>