Adding a tooltip to the Verrazzano Application Ingress Trait Update URLs button to clarify its use

Author: robertpatrick

electron/app/locales/en/webui.json

@@ -1900,6 +1900,7 @@
   "vz-application-design-ingress-trait-rules-first-path-label": "First Path",
   "vz-application-design-ingress-trait-rules-first-path-url-label": "URL",
   "vz-application-design-ingress-trait-rules-update-urls-button-label": "Update URLs",
+  "vz-application-design-ingress-trait-rules-update-urls-button-tooltip": "Use Update URLs to get the Ingress Controller hostname after the application status reaches complete.",
   "vz-application-design-ingress-trait-rule-edit-destination-title": "Destination",
   "vz-application-design-ingress-trait-rules-destination-label": "Destination",
   "vz-application-design-add-rule-tooltip": "Add Ingress Rule",

webui/src/js/views/vz-application-design-view.html

@@ -137,7 +137,8 @@ <h6 class="wkt-subheading">
                           <oj-bind-text value="[[labelMapper('ingress-trait-rules-table-title')]]"></oj-bind-text>
                         </h6>
                         <oj-button id="updateUrls" chroming="callToAction"
-                                   on-oj-action="[[() => updateUrls(component.data)]]">
+                                   on-oj-action="[[() => updateUrls(component.data)]]"
+                                   :title="[[labelMapper('ingress-trait-rules-update-urls-button-tooltip')]]">
                           <oj-bind-text value="[[labelMapper('ingress-trait-rules-update-urls-button-label')]]"></oj-bind-text>
                         </oj-button>
                       </div>