chore: Remove duplicate UI demos from demos page

Author: gaurav-nelson

content/demos/_index.md

@@ -12,12 +12,6 @@ demos:
     description: Deploy a Validated Pattern on the Red Hat Demo Platform (RHDP) without provisioning your own cluster. Walk through the steps to launch a pattern in a pre-built environment.
     pattern_link: https://demo.redhat.com
     pattern_label: Red Hat Demo Platform
-  - id: U3ztnJKzMjsNM05f0ff5
-    title: Using the Validated Patterns UI
-    thumbnail: /images/demos/validated-patterns-ui.png
-    description: See how the Validated Patterns framework looks and feels once deployed. This walkthrough covers the GitOps-driven UI, ArgoCD application views, and how to navigate a running pattern.
-    pattern_link: /patterns/multicloud-gitops/
-    pattern_label: Multicloud GitOps pattern
   - id: UusleQSZch8ZZyimr7aj
     title: RAG VP UI — Red Hat Summit 2026
     thumbnail: /images/demos/rag-vp-ui-summit-2026.png
@@ -28,12 +22,6 @@ demos:
     description: LLM-based document generation on Azure with Red Hat OpenShift AI, from vector database ingestion to a running chatbot interface.
     pattern_link: /patterns/azure-rag-llm-gitops/
     pattern_label: RAG-LLM pattern on Microsoft Azure
-  - id: drMY04qRCqQuq2BkZWpn
-    title: RAG AI and Quickstart VP UI
-    thumbnail: /images/demos/rag-ai-application.png
-    description: Tour the RAG-augmented chatbot UI. The RAG AI UI demo and RAG AI Quickstart VP UI use the same Arcade walkthrough (one share link). See how the application generates project proposals using Red Hat product documentation.
-    pattern_link: /patterns/rag-llm-gitops/
-    pattern_label: AI generation with LLM and RAG
   - id: WBiokIqAOZRlk7aXkvuU
     title: RAG LLM on Lenovo SNO
     thumbnail: /images/demos/rag-llm-lenovo-sno.png