Revert "chore(banner): clean up SPDX headers"

This reverts commit d9c2815.

Author: ahmedomosanya

src/app/shared/components/kubecon-banner/kubecon-banner.component.html

@@ -1,5 +1,6 @@
 <!-- Copyright The Linux Foundation and each contributor to CommunityBridge.
- SPDX-License-Identifier: MIT -->
+ SPDX-License-Identifier: MIT
+ Assisted with Cursor, assisted with Claude AI -->
 
 <div class="kubecon-banner">
   Meet us in Atlanta for KubeCon + CloudNativeCon North America · Nov 10-13 ·

src/app/shared/components/kubecon-banner/kubecon-banner.component.scss

@@ -1,5 +1,6 @@
 // Copyright The Linux Foundation and each contributor to CommunityBridge.
 // SPDX-License-Identifier: MIT
+// Assisted with Cursor, assisted with Claude AI
 
 .kubecon-banner {
   display: block;

src/app/shared/components/kubecon-banner/kubecon-banner.component.ts

@@ -1,5 +1,6 @@
 // Copyright The Linux Foundation and each contributor to CommunityBridge.
 // SPDX-License-Identifier: MIT
+// Assisted with Cursor, assisted with Claude AI
 
 import { Component } from '@angular/core';