fix: Remove article meta tag is not working (#8489)

app/javascript/dashboard/routes/dashboard/helpcenter/pages/articles/ArticleSettings.vue

@@ -91,6 +91,7 @@
             @search-change="handleSearchChange"
             @close="onBlur"
             @tag="addTagValue"
+            @remove="removeTag"
           />
         </label>
       </div>
@@ -203,6 +204,9 @@ export default {
       this.metaTags.push(...this.formattedTags({ tags: [...new Set(tags)] }));
       this.saveArticle();
     },
+    removeTag() {
+      this.saveArticle();
+    },
     handleSearchChange(value) {
       this.tagInputValue = value;
     },