[accessibility-2724013]:[Screen reader - Cosmos DB - Data Explorer -> Entities -> Add entity]: Screen reader announces incorrect role when focus lands on the "Edit" and "Delete" buttons. (#1822)

Co-authored-by: Satyapriya Bai <v-satybai@microsoft.com>

src/Explorer/Graph/GraphExplorerComponent/NodePropertiesComponent.tsx

@@ -349,7 +349,7 @@ export class NodePropertiesComponent extends React.Component<
           onActivated={this.setIsDeleteConfirm.bind(this, true)}
           aria-label="Delete this vertex"
         >
-          <img src={DeleteIcon} alt="Delete" />
+          <img src={DeleteIcon} alt="Delete" role="button" />
         </AccessibleElement>
       );
     } else {
@@ -406,7 +406,7 @@ export class NodePropertiesComponent extends React.Component<
               aria-label="Edit properties"
               onActivated={expandClickHandler}
             >
-              <img src={EditIcon} alt="Edit" />
+              <img src={EditIcon} alt="Edit" role="button" />
             </AccessibleElement>
           )}
 

src/Explorer/Graph/NewVertexComponent/NewVertexComponent.tsx

@@ -184,12 +184,18 @@ export const NewVertexComponent: FunctionComponent<INewVertexComponentProps> = (
                     className="rightPaneTrashIcon rightPaneBtns"
                     tabIndex={0}
                     role="button"
+                    aria-label={`Delete ${data.key}`}
                     onClick={(event: React.MouseEvent<HTMLDivElement>) => removeNewVertexProperty(event, index)}
                     onKeyPress={(event: React.KeyboardEvent<HTMLDivElement>) =>
                       removeNewVertexPropertyKeyPress(event, index)
                     }
                   >
-                    <img className="refreshcol rightPaneTrashIconImg" src={DeleteIcon} alt="Remove property" />
+                    <img
+                      aria-label="hidden"
+                      className="refreshcol rightPaneTrashIconImg"
+                      src={DeleteIcon}
+                      alt="Remove property"
+                    />
                   </div>
                 </div>
               </div>