108055: add user input to tag list

(cherry picked from commit aac58e6)

src/app/shared/form/builder/ds-dynamic-form-ui/models/tag/dynamic-tag.component.ts

@@ -89,6 +89,18 @@ export class DsDynamicTagComponent extends DsDynamicVocabularyComponent implemen
         }
       }),
       map((list: PaginatedList<VocabularyEntry>) => list.page),
+      // Add user input as last item of the list
+      map((list: VocabularyEntry[]) => {
+        if (list && list.length > 0) {
+          if (isNotEmpty(this.currentValue)) {
+            let vocEntry = new VocabularyEntry();
+            vocEntry.display = this.currentValue;
+            vocEntry.value = this.currentValue;
+            list.push(vocEntry);
+        }
+        }
+        return list;
+      }),
       tap(() => this.changeSearchingStatus(false)),
       merge(this.hideSearchingWhenUnsubscribed));