fixes #102409 (#102544)

Author: sbatten

src/vs/base/browser/ui/contextview/contextview.ts

@@ -162,6 +162,7 @@ export class ContextView extends Disposable {
 		this.view.className = 'context-view';
 		this.view.style.top = '0px';
 		this.view.style.left = '0px';
+		this.view.style.position = this.useFixedPosition ? 'fixed' : 'absolute';
 		DOM.show(this.view);
 
 		// Render content