Wire up chat widget labels

Author: zm-cttae

src/vs/workbench/contrib/chat/browser/chatContentParts/chatMarkdownContentPart.ts

@@ -340,6 +340,7 @@ class CollapsedCodeBlock extends Disposable {
 
 		const iconEl = dom.$('span.icon');
 		iconEl.classList.add(...iconClasses);
+		Object.assign(iconEl.dataset, iconAttributes);
 		this.element.replaceChildren(iconEl, dom.$('span.icon-label', {}, iconText));
 	}
 }

src/vs/workbench/contrib/chat/browser/chatInlineAnchorWidget.ts

@@ -191,6 +191,7 @@ export class InlineAnchorWidget extends Disposable {
 
 		const iconEl = dom.$('span.icon');
 		iconEl.classList.add(...iconClasses);
+		Object.assign(iconEl.dataset, iconAttributes);
 		element.replaceChildren(iconEl, dom.$('span.icon-label', {}, iconText));
 
 		const fragment = location.range ? `${location.range.startLineNumber},${location.range.startColumn}` : '';