test(layout): Update snapshots after updating tree component

Author: mlaursen

packages/layout/src/__tests__/__snapshots__/Layout.tsx.snap

@@ -197,6 +197,7 @@ exports[`Layout item render behavior should be able to render links, subheaders,
       <a
         aria-level="1"
         aria-posinset="1"
+        aria-selected="true"
         aria-setsize="3"
         class="rmd-link rmd-tree-item__content rmd-tree-item__content--link rmd-tree-item__content--clickable rmd-tree-item__content--selected"
         href="/"
@@ -254,6 +255,7 @@ exports[`Layout mini variant should display only valid nav items at the root in
         <a
           aria-level="1"
           aria-posinset="1"
+          aria-selected="true"
           aria-setsize="6"
           class="rmd-link rmd-tree-item__content rmd-tree-item__content--link rmd-tree-item__content--clickable rmd-tree-item__content--selected rmd-layout-nav__mini-item"
           id="layout-navigation-tree-item-1"
@@ -289,6 +291,7 @@ exports[`Layout mini variant should display only valid nav items at the root in
         <a
           aria-level="1"
           aria-posinset="2"
+          aria-selected="false"
           aria-setsize="6"
           class="rmd-link rmd-tree-item__content rmd-tree-item__content--link rmd-tree-item__content--clickable rmd-layout-nav__mini-item"
           id="layout-navigation-tree-item-2"
@@ -328,6 +331,7 @@ exports[`Layout mini variant should display only valid nav items at the root in
         <a
           aria-level="1"
           aria-posinset="5"
+          aria-selected="false"
           aria-setsize="6"
           class="rmd-link rmd-tree-item__content rmd-tree-item__content--link rmd-tree-item__content--clickable rmd-layout-nav__mini-item"
           id="layout-navigation-tree-item-5"