fix calculation of access field placeholder on multiselections

modules/util/util.js

@@ -298,6 +298,7 @@ export function utilCombinedTags(entityIDs, graph) {
     var tags = {};
     var tagCounts = {};
     var allKeys = new Set();
+    var allTags = [];
 
     var entities = entityIDs.map(function(entityID) {
         return graph.hasEntity(entityID);
@@ -312,6 +313,7 @@ export function utilCombinedTags(entityIDs, graph) {
     });
 
     entities.forEach(function(entity) {
+        allTags.push(entity.tags);
 
         allKeys.forEach(function(key) {
 
@@ -358,6 +360,7 @@ export function utilCombinedTags(entityIDs, graph) {
         });
     }
 
+    tags = Object.defineProperty(tags, Symbol.for('allTags'), { enumerable: false, value: allTags });
     return tags;
 }