Improve accessibility of tabbing through widgets in compact mode (#938)

* Removes white border style when hovering over 'Add more to home' on compact layout

* Removes unnecessary taindex from list items surrounding widgets

* Adds tabindex to Add to home button as a fix for button being inaccessible in Firefox

Author: nogalpaulina

CHANGELOG.md

@@ -9,7 +9,10 @@ and this project adheres to
 Versions in this document should match those
 [published to Sonatype Maven Central Repository][].
 
-## Next
+## 14.0.3 - 2022-02-04
+
++ Adds tabindex to Add to home button as a fix for button being inaccessible in Firefox
++ Removes unnecessary tabindex from list items surrounding widgets
 + Removes white border style when hovering over 'Add more to home' on compact layout
 ## 14.0.2 - 2021-11-22
 

web/src/main/webapp/my-app/layout/list/partials/home-list-view.html

@@ -34,7 +34,6 @@
         class="layout-list compact">
       <li class="dndPlaceholder no-padding widget-container"></li>
       <li class="no-padding widget-container"
-          tabindex="0"
           aria-label="{{ widget.title }}"
           node-id="{{ widget.nodeId }}"
           selected-node-id="{{ selectedNodeId }}"

web/src/main/webapp/my-app/layout/partials/marketplace-light.html

@@ -19,7 +19,7 @@
 
 -->
 <div class="list-content add-favorites">
-   <a href='apps'>
+   <a href='apps' tabindex="0">
      <div class="icon-container">
        <i class="fa fa-plus"></i>
      </div>

web/src/main/webapp/my-app/layout/widget/partials/home-widget-view.html

@@ -32,7 +32,6 @@
         class="layout-list">
       <example-widgets ng-if="$storage.exampleWidgets"></example-widgets>
       <li class="no-padding widget-container"
-          tabindex="0"
           aria-label="{{ widget.title }}"
           node-id="{{ widget.nodeId }}"
           selected-node-id="{{ selectedNodeId }}"