chore: Clarify comments.

Author: gonfunko

core/focus_manager.ts

@@ -426,7 +426,7 @@ export class FocusManager {
    * can be active at any given time (attempting to activate more than one
    * simultaneously will result in an error being thrown).
    *
-   * This method does not scroll the ephemerally focused node into view.
+   * This method does not scroll the ephemerally focused element into view.
    */
   takeEphemeralFocus(
     focusableElement: HTMLElement | SVGElement,

core/interfaces/i_focusable_node.ts

@@ -60,8 +60,8 @@ export interface IFocusableNode {
    * - Creating or removing DOM elements (including via the renderer or drawer).
    * - Affecting focus via DOM focus() calls or the FocusManager.
    *
-   * Implementations should consider scrolling themselves into view here; that
-   * is not handled by the focus manager.
+   * Implementations may consider scrolling themselves into view here; that is
+   * not handled by the focus manager.
    */
   onNodeFocus(): void;