Adjust vertical alignment of external link icon in list items

Author: IEvangelist

src/frontend/src/styles/site.css

@@ -716,7 +716,7 @@ li a.external-link::after {
 	width: 0.8em;
 	height: 0.8em;
 	margin-left: 0.35em;
-	vertical-align: text-bottom;
+	vertical-align: middle;
 	flex: 0 0 auto;
 	background-color: currentColor;
 	pointer-events: none;