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--transaction-server-for-z-os.svg

@@ -0,0 +1,14 @@
+<?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--transaction-server-for-z-os_00000005251511761506897100000006703941583881396898_" d="M18,28.36h-8v-0.72h8
+	c5.315,0,9.64-4.324,9.64-9.64v-4h0.721v4C28.36,23.713,23.713,28.36,18,28.36z M4,24.36c-1.301,0-2.36-1.059-2.36-2.36
+	S2.699,19.64,4,19.64S6.36,20.698,6.36,22S5.301,24.36,4,24.36z M4,20.36c-0.904,0-1.64,0.735-1.64,1.64S3.096,23.64,4,23.64
+	S5.64,22.904,5.64,22S4.904,20.36,4,20.36z M16,20.36c-2.404,0-4.36-1.956-4.36-4.36s1.956-4.36,4.36-4.36s4.36,1.956,4.36,4.36
+	S18.404,20.36,16,20.36z M16,12.36c-2.007,0-3.64,1.633-3.64,3.64s1.633,3.64,3.64,3.64s3.64-1.633,3.64-3.64S18.007,12.36,16,12.36
+	z M4.36,18H3.64v-4C3.64,8.288,8.288,3.64,14,3.64h8v0.72h-8c-5.315,0-9.64,4.325-9.64,9.64C4.36,14,4.36,18,4.36,18z M28,12.36
+	c-1.302,0-2.36-1.059-2.36-2.36S26.698,7.64,28,7.64s2.36,1.059,2.36,2.36S29.302,12.36,28,12.36z M28,8.36
+	c-0.904,0-1.64,0.736-1.64,1.64s0.735,1.64,1.64,1.64s1.64-0.736,1.64-1.64S28.904,8.36,28,8.36z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>