Fixed remaining community/collection page accessibility issues

- Hide fontawesome icons for screen readers
- Replaced dangling labels with spans and added more descriptive aria label to browse link
- Fixed empty label/missing header in edit resource policy table
- Added missing comcol logo al text
- Refactored dso-edit-menu-section to not display empty link buttons and duplicate titles

src/app/shared/upload/uploader/uploader.component.ts

@@ -53,6 +53,11 @@ export class UploaderComponent {
    */
   @Input() uploadProperties: UploaderProperties;
 
+  /**
+   * The aria label to describe what kind of files need to be uploaded
+   */
+  @Input() ariaLabel: string;
+
   /**
    * The function to call when upload is completed
    */