Merge pull request #3625 from ProjectSidewalk/3621-proper-end-detecti…

…on-gallery-expanded

Fix issue in gallery when there's not enough labels to display more than 1 page

public/javascripts/Gallery/src/cards/CardContainer.js

@@ -84,6 +84,7 @@ function CardContainer(uiCardContainer, initialFilters) {
         // Grab first batch of labels to show.
         fetchLabels(labelTypeIds[currentLabelType], initialLoad, initialFilters.validationOptions, Array.from(loadedLabelIds), initialFilters.neighborhoods, initialFilters.severities, initialFilters.tags, function() {
             currentCards = cardsByType[currentLabelType].copy();
+            lastPage = currentCards.getCards().length <= currentPage * cardsPerPage;
             render();
         });
         // Creates the Modal object in the DOM element currently present.