Merge pull request #3560 from spotzz/master

Change sponsor contact

Author: spotzz

src/content/gatherings/kubecon-24-nov-12/index.mdx

@@ -28,7 +28,7 @@ sponsors:
   - name: 'Portworx'
     label: 'Gold'
     level: 1
-sponsoring_URL: 'mailto:kangell@redhat.com'
+sponsoring_URL: 'mailto:carends@redhat.com'
 schedule:
   - local_time: '08:00'
     session_name: 'Registration Opens'