refactor(common): removed TODO no longer considered necessary (#43378)

The TODO comment suggesting to verify that the target element to
scroll to needs to be an anchor does not longer seems under consideration
so it can be removed

resolves #43348

PR Close #43378

packages/common/src/viewport_scroller.ts

@@ -120,9 +120,7 @@ export class BrowserViewportScroller implements ViewportScroller {
     if (!this.supportsScrolling()) {
       return;
     }
-    // TODO(atscott): The correct behavior for `getElementsByName` would be to also verify that the
-    // element is an anchor. However, this could be considered a breaking change and should be
-    // done in a major version.
+
     const elSelected = findAnchorFromDocument(this.document, target);
 
     if (elSelected) {