Merged PR 22593: adding tile to entity type url param

taking into account entity type of type 'tile' in url parameter.
this will allow us to enter the tile embed page in the sample through the url

Author: somriar

demo/v2-demo/report.html

@@ -30,8 +30,15 @@
     var mode = modeUrlParam ? modeUrlParam : "view";
 
     var entityTypeUrlParam = GetParameterByName("entityType");
-    var entityType = entityTypeUrlParam == "dashboard" ? EntityType.Dashboard : EntityType.Report;
-    
+    var entityType;
+    if (entityTypeUrlParam == "dashboard") {
+        entityType = EntityType.Dashboard;
+    } else if (entityTypeUrlParam == "tile") {
+        entityType = EntityType.Tile;
+    } else {
+        entityType = EntityType.Report;
+    }
+
     // set mode and type in session.
     SetSession(SessionKeys.EntityType, entityType);
     SetSession(SessionKeys.EmbedMode, mode);